2A78BHU25-03BHumidifier

FUNCTION CHARACTERISTICS Essential Oil Diffuser and Cool Mist Humidifier.Add essential oil directly to the water and enjoy therapeutic benefits.1. Water Capacity: 2.5 L;2. Four buttons: power button, light button, mist button and timer button;3. Continuous run time *High Mist Intensity: Up to 8 hours; *Low Mist Intensity: Up to 24 hours ; * Run time will vary depending on humidity levels and other external factors;4. Mist shut-off timer: 2, 4 and 8 hours;5. Light mode: RGB light, specific lights or off. 6. Automatic safety shut-off when water at low level;When plugging the power cord into an electrical wall outlet, all indicator lights keep on for 1 second, and then off; the unit enters into standby state.Power Button:              2nd Touch: turn off humidifier; Note: If water at very low level, the unit will not work, and power indicator light keeps blinking for 10 seconds.Mist Button:             !"                !#              !Cyclic control.Note: Long touch Mist Button to enter into sleep mode with all lights turn off except the power indicator light. Short tough again to exit sleep mode, the unit will start diffusion in low mist intensity. Light button 1st Press: turn on the colorful lights cycle through all the colors automatically 2nd Press: choose the favourite single colors Switch to the next color with a single click Press the light button for 1 seconds to turn off colorful lights.Note: a.Light Button only works when the humidifier powers on; b.Long touch Light Button to turn off the light, short touch again to turn it on; Timer Button:1st Touch: continuous diffusion for 2 hours with 2H indicator light on, then Off.2nd Touch: continuous diffusion for 4 hours with 4H indicator light on, then Off.3rd Touch: continuous diffusion for 8 hours with 8H indicator light on, then Off.4th Touch: continuous diffusion without timer. Cyclic control. PRODUCT SPECIFICATIONS AND PARTS SPECIFICATIONWARRANTY SERIVCE                Model No HMAW-25US Operating Voltage AC 120V 60Hz Rated Power 30W Water Tank Capacity 2.5L Working Time $% Mist Output 200±50ml/h Mist Modes High/Medium/Low Timer Setting 2h/4h/8h AFTER-SALES SUPPORT                                 100 100 100 100 100 110 110 Ultrasonic Humidifier INSTRUCTION MANUAL READ AND SAVE THESE INSTRUCTIONS Model HMAW-25US 3. Replace Top Cover onto the Water Tank.4.Plug the Power Cord into an electrical wall outlet. It will take a few minutes for the essential oil to blend with the water before fragrance begins diffusing.1.If tap water is too hard, it is recommended to use filtered or distilled water to avoid white dust.2.DO NOT add water with temperature exceeds 50 degree Celsius.3.DO NOT add water into the air outlet or empty water from the air outlet.4.DO NOT tilt the humidifier while the water tank is filled with water to avoid leakage and water into the air outlet. OPERATIONS GUIDE Place unit on a flat, water-resistant surface as moisture may cause damage to carpet, finished floors, furniture, or walls.1. Remove the Top Cover from the Water Tank.2.Fill the Water Tank with tap water up to the Max Water Level Line. Do not overfill. Add approximately 10 drops of essential oil per 1 liter of water into the Water Tank. AFTER USING THE HUMIDIFIER 1.Always disconnect from a power source by pulling out the plug when not in use.2. DO NOT attempt to repair or adjust any electrical or mechanical functions on this humidifier. Model: HMAW-25US Warning: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: -- Reorient or relocate the receiving antenna. -- Increase the separation between the equipment and receiver. -- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -- Consult the dealer or an experienced radio/TV technician for help.To maintain compliance with FCC's RF exposure guidelines, the distance must be at least 20cm between the radiator and your body, and fully supported by the operating and installation configurations of the transmitter and its antenna(s). CARE & MAINTENANCE Only use the power cord supplied with the unit.Always unplug the power cord from electrical outlet before filling.Essential oil should not come in contact with the exterior surface of unit.Do not submerge unit into water to avoid risk of electric shock.Do not put fingers,…

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Model: HMAW-25US Page 1 of 3 Picture 1 Picture 2 Model: HMAW-25US Page 2 of 3 Picture 3 Picture 4 Model: HMAW-25US Page 3 of 3 Picture 5 Picture 6

48 mm 23 mm GUANGDONG KEGAOELECTRONICS CO., L TD. Humidifier Model: HU25-03B Power: 30W V oltage: AC 120V~, 60Hz FCC ID: 2A78BHU25-03B No.39 East Science & TechnologyAve, Zone A Shishan Science &Technology Industrial Park, NanhaiDistrict, Foshan Guangdong Province

Model: HMAW-25US Page 1 of 7 Picture 1 Picture 2 Model: HMAW-25US Page 2 of 7 Picture 3 Picture 4 Model: HMAW-25US Page 3 of 7 Picture 5 Picture 6 Model: HMAW-25US Page 4 of 7 Picture 7 Picture 8 Model: HMAW-25US Page 5 of 7 Picture 9 Picture 10 Model: HMAW-25US Page 6 of 7 Picture 11 Picture 12 Model: HMAW-25US Page 7 of 7 Picture 13 Picture 14

Waltek Testing Group (Foshan) Co., Ltd. http://www.waltek.com.cn Page 1 of 6 WT-510-201-12-A TEST REPORT Reference No. .................... : WTF22F02016045E FCC ID ................................ : 2A78BHU25-03B Applicant ............................ : GUANGDONG KEGAO ELECTRONICS CO.,LTD Address .............................. : No.39 East Science & Technology Ave. Zone A Shishan Science &Technology Industrial Park, Nanhai District, Foshan, Guangdong, P.R.China. Manufacturer .................... : The same as above Address .............................. : The same as above Product Name .................... : Humidifier Model No. ........................... : HU25-03B, HMAW-25US, HU35-02D, HMAW-35US, HMAW-xxUS, HMAW-xxEU, HMAB-xxUS, HMAB-xxEU, HMAL-xxUS, HMAL-xxEU (xx can be 1 to 100, represent different appearance and color.) Test specification .............. : FCC CFR47 Part 1 Subpart I (Section1.1307): 2020 Date of Receipt sample .... : 2022-07-12 Date of Test ....................... : 2022-07-27 Date of Issue ...................... : 2022-08-24 Test Report Form No. ....... : WEW-MPE-01A Test Result ......................... : Pass Remarks: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of approver. Prepared By: Waltek Testing Group (Foshan) Co., Ltd. Address: No.13-19, 2/F., 2nd Building, Sunlink International Machinery City, Chencun, Shunde District, Foshan, Guangdong, China Tel:+86-757-23811398 Fax:+86-757-23811381 E-mail:[email protected] Tested by: Approved by: Roy Hong Danny Zhou Reference No.: WTF22F02016045E Page 2 of 6 Waltek Testing Group (Foshan) Co., Ltd. http://www.waltek.com.cn WT-510-201-12-A 1 Revision History Test Report No. Date of Issue Description Status WTF22F02016045E 2022-08-24 Original Valid Reference No.: WTF22F02016045E Page 3 of 6 Waltek Testing Group (Foshan) Co., Ltd. http://www.waltek.com.cn WT-510-201-12-A 2 Contents Page 1 REVISION HISTORY ................................................................................................................................. 2 2 CONTENTS ............................................................................................................................................... 3 3 GENERAL INFORMATION ....................................................................................................................... 4 3.1 GENERAL DESCRIPTION OF E.U.T ................................................................................................... 4 3.2 TECHNICAL CHARACTERISTICS OF WIFI MODE ................................................................................. 4 3.3 TECHNICAL CHARACTERISTICS OF BLE MODE .................................................................................. 4 3.4 DISCLAIMER .................................................................................................................................... 4 4 MAXIMUM PERMISSIBLE EXPOSURE (MPE) ....................................................................................... 5 4.1 STANDARD APPLICABLE................................................................................................................... 5 4.2 MPE CALCULATION METHOD........................................................................................................... 6 4.3 MPE CALCULATION RESULT ............................................................................................................ 6 Reference No.: WTF22F02016045E Page 4 of 6 Waltek Testing Group (Foshan) Co., Ltd. http://www.waltek.com.cn WT-510-201-12-A 3 General Information 3.1 General Description of E.U.T Product Name ............................... : Humidifier Model No. ..................................... : HU25-03B, HMAW-25US, HU35-02D, HMAW-35US, HMAW-xxUS, HMAW-xxEU, HMAB-xxUS, HMAB-xxEU, HMAL-xxUS, HMAL-xxEU (xx can be 1 to 100, represent different appearance and color.) Model Description ........................ : All models are with same RF module and electric circuit only their indicator light quantity, appearance and color are different. Therefore the full tests were performed on model HMAW-25US. Rated Voltage................................ : AC 120V, 60Hz, 28W 3.2 Technical Characteristics of WiFi Mode Support Standards ....................... : 802.11b, 802.11g, 802.11n Frequency Range ......................... : 2412-2462MHz for 802.11b/g/n(HT20) RF Output Power .......................... : 14.85dBm (Conducted ) Modulation .................................... : 802.11b: DSSS(DBPSK/DQPSK/CCK) 802.11g/n: OFDM (BPSK/QPSK/16QAM/64QAM) Data Rate ....................................... : 1Mbps for 802.11b;54Mbps for 802.11g;MCS7 for 802.11n Quantity of Channels ................... : 11 for 802.11b/g/n(HT20) Channel Separation ...................... : 5MHz Type of Antenna ........................... : PCB Printed Antenna Antenna Gain ................................ : 2.5dBi 3.3 Technical Characteristics of BLE Mode Bluetooth Version ........................ : V4.2(BLE mode) Frequency Range ......................... : 2402-2480MHz RF Output Power .......................... : 5.39dBm (Conducted) Modulation .................................... : GFSK Data Rate ....................................... : 1Mbps Quantity of Channels ................... : 40 Channel Separation ...................... : 2MHz Type of Antenna ........................... : PCB Printed Antenna Antenna Gain ................................ : 2.5dBi 3.4 Disclaimer The antenna gain information is provided by the customer. The laboratory is not responsible for the accuracy of the antenna gain information. Reference No.: WTF22F02016045E Page 5 of 6 Waltek Testing Group (Foshan) Co., Ltd. http://www.waltek.com.cn WT-510-201-12-A 4 MAXIMUM PERMISSIBLE EXPOSURE (MPE) 4.1 S…

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Waltek Testing Group (Foshan) Co., Ltd. http://www.waltek.com.cn Page 1 of 62 WT-510-201-12-A TEST REPORT Reference No. .................... : WTF22F07138392W FCC ID ................................ : 2A78BHU25-03B Applicant ............................ : GUANGDONG KEGAO ELECTRONICS CO.,LTD Address .............................. : No.39 East Science & Technology Ave. Zone A Shishan Science &Technology Industrial Park, Nanhai District, Foshan, Guangdong, P.R.China. Manufacturer .................... : The same as above Address .............................. : The same as above Product Name .................... : Humidifier Model No. ........................... : HU25-03B, HMAW-25US, HU35-02D, HMAW-35US, HMAW-xxUS, HMAW-xxEU, HMAB-xxUS, HMAB-xxEU, HMAL-xxUS, HMAL-xxEU (xx can be 1 to 100, represent different appearance and color.) Test specification .............. : FCC CFR47 Part 15 Subpart C (Section 15.247):2020 Date of Receipt sample .... : 2022-07-12 Date of Test ....................... : 2022-07-12 to 2022-07-28 Date of Issue ...................... : 2022-08-24 Test Report Form No. ....... : WEW-15247A-01A Test Result ......................... : Pass Remarks: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of approver. Prepared By: Waltek Testing Group (Foshan) Co., Ltd. Address: No.13-19, 2/F., 2nd Building, Sunlink International Machinery City, Chencun, Shunde District, Foshan, Guangdong, China Tel:+86-757-23811398 Fax:+86-757-23811381 E-mail:[email protected] Tested by: Approved by: Roy Hong Danny Zhou Reference No.: WTF22F07138392W Page 2 of 62 Waltek Testing Group (Foshan) Co., Ltd. http://www.waltek.com.cn WT-510-201-12-A 1 Revision History Test Report No. Date of Issue Description Status WTF22F07138392W 2022-08-24 Original Valid Reference No.: WTF22F07138392W Page 3 of 62 Waltek Testing Group (Foshan) Co., Ltd. http://www.waltek.com.cn WT-510-201-12-A 2 Contents Page 1 REVISION HISTORY ................................................................................................................................. 2 2 CONTENTS ............................................................................................................................................... 3 3 GENERAL INFORMATION ....................................................................................................................... 4 3.1 GENERAL DESCRIPTION OF E.U.T ................................................................................................... 4 3.2 TECHNICAL CHARACTERISTICS OF EUT ........................................................................................... 4 3.3 STANDARDS APPLICABLE FOR TESTING ............................................................................................ 4 3.4 TEST FACILITY ................................................................................................................................ 5 3.5 SUBCONTRACTED ........................................................................................................................... 5 3.6 ABNORMALITIES FROM STANDARD CONDITIONS ................................................................................ 5 4 EUT SETUP AND TEST MODE ................................................................................................................ 6 5 EQUIPMENT USED DURING TEST ......................................................................................................... 7 5.1 EQUIPMENT LIST ............................................................................................................................. 7 5.2 SPECIAL ACCESSORIES AND AUXILIARY EQUIPMENT ......................................................................... 8 5.3 MEASUREMENT UNCERTAINTY ......................................................................................................... 8 6 SUMMARY OF TEST RESULT ................................................................................................................ 9 6.1 ANTENNA REQUIREMENT ............................................................................................................... 10 6.2 RADIATED SPURIOUS EMISSIONS ................................................................................................... 11 6.3 POWER SPECTRAL DENSITY .......................................................................................................... 21 6.4 DTS BANDWIDTH .......................................................................................................................... 27 6.5 RF OUTPUT POWER ...................................................................................................................... 33 6.6 OUT OF BAND EMISSIONS .............................................................................................................. 40 6.7 CONDUCTED EMISSIONS................................................................................................................ 46 7 PHOTOGRAPHS TEST SETUP ............................................................................................................. 50 7.1 PHOTOGRAPHS - RADIATED EMISSION TEST SETUP ........................................................................ 50 7.2 PHOTOGRAPHS – CONDUCTED EMISSION TEST SETUP ................................................................... 51 8 PHOTOGRAPHS - CONSTRUCTIONAL DETAILS ............................................................................... 52 8.1 EUT - EXTERNAL PHOTOS ............................................................................................................. 52 8.2 EUT - INTERNAL PHOTOS .............................................................................................................. 56 Reference No.: WTF22…

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SHANGHAI DEMAN INFORMATION TECHNOLOGY CO.,LTD. CUSTOMER NAME: PRODUCT NAME: Ren Feng P/N: Page 1 Ren Feng P/N: WRITED: DATE:20190520 VERSIONS:A TUYA PRINTED ANTENNA Wang Long Measurement data Page 2 Frequency (MHz) 240024502500 Return Loss-8.73-11.76-11.21 VSWR 2.161.711.77 Radiation pattern Z Y Page 3 X Directivity Diagram Z Y X XY XZ Page 4 YZ Freq.（MHz）Effi(%)Gain (dBi) 2400 52.29 1.62 2410 52.17 1.71 2420 53.14 1.93 2430 54.16 1.98 Efficiency&Gain Page 5 2440 57.62 2.00 2450 59.64 2.17 2460 61.55 2.45 2470 60.64 2.38 2480 62.86 2.54 2490 59.85 2.30 2500 60.41 2.49

Waltek Testing Group (Foshan) Co., Ltd. http://www.waltek.com.cn Page 1 of 48 WT-510-201-12-A TEST REPORT Reference No. .................... : WTF22F03058719E FCC ID ................................ : 2A78BHU25-03B Applicant ............................ : GUANGDONG KEGAO ELECTRONICS CO.,LTD Address .............................. : No.39 East Science & Technology Ave. Zone A Shishan Science &Technology Industrial Park, Nanhai District, Foshan, Guangdong, P.R.China. Manufacturer .................... : The same as above Address .............................. : The same as above Product Name .................... : Humidifier Model No. ........................... : HU25-03B, HMAW-25US, HU35-02D, HMAW-35US, HMAW-xxUS, HMAW-xxEU, HMAB-xxUS, HMAB-xxEU, HMAL-xxUS, HMAL-xxEU (xx can be 1 to 100, represent different appearance and color.) Test specification .............. : FCC CFR47 Part 15 Subpart C (Section 15.247): 2020 Date of Receipt sample .... : 2022-07-12 Date of Test ....................... : 2022-07-12 to 2022-07-28 Date of Issue ...................... : 2022-08-24 Test Report Form No. ....... : WEW-15247A-01A Test Result ......................... : Pass Remarks: The results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of approver. Prepared By: Waltek Testing Group (Foshan) Co., Ltd. Address: No.13-19, 2/F., 2nd Building, Sunlink International Machinery City, Chencun, Shunde District, Foshan, Guangdong, China Tel:+86-757-23811398 Fax:+86-757-23811381 E-mail:[email protected] Tested by: Approved by: Roy Hong Danny Zhou Reference No.: WTF22F03058719E Page 2 of 48 Waltek Testing Group (Foshan) Co., Ltd. http://www.waltek.com.cn WT-510-201-12-A 1 Revision History Test Report No. Date of Issue Description Status WTF22F03058719E 2022-08-24 Original Valid Reference No.: WTF22F03058719E Page 3 of 48 Waltek Testing Group (Foshan) Co., Ltd. http://www.waltek.com.cn WT-510-201-12-A 2 Contents Page 1 REVISION HISTORY ................................................................................................................................. 2 2 CONTENTS ............................................................................................................................................... 3 3 GENERAL INFORMATION ....................................................................................................................... 4 3.1 GENERAL DESCRIPTION OF E.U.T ................................................................................................... 4 3.2 TECHNICAL CHARACTERISTICS OF EUT ........................................................................................... 4 3.3 STANDARDS APPLICABLE FOR TESTING ............................................................................................ 4 3.4 TEST FACILITY ................................................................................................................................ 5 3.5 SUBCONTRACTED ........................................................................................................................... 5 3.6 ABNORMALITIES FROM STANDARD CONDITIONS ................................................................................ 5 3.7 DISCLAIMER .................................................................................................................................... 5 4 EUT SETUP AND TEST MODE ................................................................................................................ 6 5 EQUIPMENT USED DURING TEST ......................................................................................................... 7 5.1 EQUIPMENT LIST ............................................................................................................................. 7 5.2 TEST SOFTWARE ............................................................................................................................ 8 5.3 SPECIAL ACCESSORIES AND AUXILIARY EQUIPMENT ......................................................................... 8 5.4 MEASUREMENT UNCERTAINTY ......................................................................................................... 8 6 SUMMARY OF TEST RESULT ................................................................................................................ 9 6.1 ANTENNA REQUIREMENT ............................................................................................................... 10 6.2 RADIATED SPURIOUS EMISSIONS ................................................................................................... 11 6.3 POWER SPECTRAL DENSITY .......................................................................................................... 21 6.4 DTS BANDWIDTH .......................................................................................................................... 23 6.5 RF OUTPUT POWER ...................................................................................................................... 25 6.6 OUT OF BAND EMISSIONS .............................................................................................................. 27 6.7 CONDUCTED EMISSIONS................................................................................................................ 32 7 PHOTOGRAPHS TEST SETUP ............................................................................................................. 36 7.1 PHOTOGRAPHS - RADIATED EMISSION TEST SETUP ........................................................................ 36 7.2 PHOTOGRAPHS – CONDUCTED EMISSION TEST SETUP ................................................................... 37 8 PHOTOGRAPHS - CONSTRUCTIONAL DETAILS ............................................................................... 38 8.1…

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Model: HMAW-25US Page 1 of 2 Test Setup For Radiated Emission (30MHz to 1GHz) Test Setup For Radiated Emission (Above 1GHz) Model: HMAW-25US Page 2 of 2 Test Setup For Conducted Emission