2BCZA-OB16SEsweeping robot

MAKE LIFE INTELLIGENCE Product Certification This product has been inspected to meet the stipulated quality standards and is granted to leave the factory. Product Name : Intelligent Sweeping Robot Model Number : Production Date : Inspector : QC�� Download The Intelligent Sweeper APP � Thanks for purchasing Intelligent Sweeping Robot! Hope you enjoy it. � Note: This form is compiled in accordance with SJ/T �����. ○：Indicate that the content of the hazardous substance in all homogeneous materials of the part is below the limit specified in the current valid version of GB/T �����. ×：Indicate that the content of the hazardous substance in at least one of the materials of the part exceeds the limit requirement specified in the current valid version of GB/T �����, and there is no mature alternative solution in the industry, which meets the environmental requirements of the eu RoHS directive. ○ Hexavalent Chromium (Cr (VI)) and its compounds Hazardous Substance Component Sort Plastic Parts Hardware Main Engine Circuit Module Electronic Components Battery Plug Power Cord (Metal Part) Lead (Pb) and its compounds Mercury (Hg) and its compounds Cadmium (Cd) and its compounds Polybrominated Diphenyl Ether (PBDE) Polybromobiphenyl (PBB) ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ × ○ ○ ○ ○ ○ ○ ○ ○ ○ × × ○ ○ × Be careful! Battery leakage exudate can cause human injury!If the battery leaks exudate, make sure it doesn't come out to contact with the eyes or skin.In case of contact, wash hands and eyes with clean water immediately. If you still feel unwell, seek medical advice immediately. Product Usage/Operation Procedure �� �.Mop Function: Paste Mopping Cloth on the bottom of the product. * Please don t use water tank modules on carpet �.➀Open the flip panel ➁Turn on the water filling plug ➂Use the special bottle to add water(less than���ml) lt is strictly prohibited to use other bottles for water injection �.➀Open the magnetic cover, ➁Raise upward the dust box, ➂Open the dust box to take out the garbage and reload the box for next use. ➀ ➁ ➂ �.When the indicator light is blue and flashes , the product will stop working. The indicator light will be red when the product is charging, and will go out when the product is fully charged. Charge Interface Download The Intelligent Sweeper APP Product use / APP download and connection Phone APP operation steps: �. The mobile phone scans the QR code，download and install the product APP. SDJ App Store Availble on the Google Play GET IT ON Local Server Download from 微信内无法下载，请点击右上角按钮 Cannot download in WeChat,Please click the button in the upper right corner and select ‘Open in browser’ 选择 在浏览器中打开 即可正常下载 SDJ App Store Availble on the Google Play GET IT ON Local Server Download from iPhone Google phone Huawei 、 Xiaomi and so on Android phones Scan the QR code on the phone 's WeChat, Click on the upper right to open a browser Select the APP installation package of the same model according to the type of mobile phone �. Make sure that the power of the sweeping robot is sufficient. Master switch According to the "-" state. Master switch �.Open the APP to connect the sweeping robot. Click SDJ��� to enter. Open the APP and Bluetooth dialog box will pop up automatically. Click "YES". Click on the Bluetooth key ， In the dialog box, select the name of cleaning robot， Click on Connected successfully. SDJ��� SDJ��� SDJ��� SDJ��� ****** SDJ- Click to rename the sweeping robot name Bluetooth An APP wants to turn on Bluetooth NO YES �.Boot mode two: The key to operating the APP Start the sweeping robot. �.Boot mode one: Press cleaning robot power switch start. �.Bottom master switch According to the "-" state. Mopping Cloth Product Parameter Product Model Charge Time (h)≈�.�H Product Dimensions���x���x��mm Battery Capacity����mAh,��.�WH *Due to the need of continuous improvement of the products, the products in the manual are in kind. We reserve the right to update the products. � *Charging at a voltage above �V is prohibited! Phone APP function Make an appointment to key (Scheduled to open within �� hours） Right key (Clockwise rotation) Back Key (Main engine back) Forward key (Main engine forward) Edge key (Mandatory edge cleaning) Bluetooth key (Connected to the sweeper) Strengthen key (Increases main engine suction) (Turn off the host) On-off key Left key (Counter clockwise rotation) Smart key (Automatic cleaning) � Product Composition/Packaging Contents Serial Number � � � � � � � � � � Main Engine (including Battery) Brush USB Cable Operating Manual Mopping Cloth DescriptionQuantity Front view of machine Front Impact Bar The button of startup and shutdown Suction switching Flip Panel Main switch Bottom view of machine Side Brush Base charging contact Main-Wheel Rag paste Ground detection sensor Universal wheel BrushUSB Cable Mopping Cloth Main Engine (including Battery) Operating Manual User Manual FCC Warnning: 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 againstharmful interference in a residential installation. This equipment generates, uses and can radiateradio frequency energy and, if not installed and used in accordance with the instructions, maycause harmful interference to radio communications. However, there is no guarantee thatinterference will not occur in a particular installation. If this equipment does cause harmfulinterference to radio or television reception, which can be determined by turning the equipmentoff and on, the user is encouraged to try to correct the interference by one or more of thefollowing 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. Caution: Any changes o…

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Sincerely, Name/Title： Huixiong Zheng/General MANAGER Company: Guangdong obao Intelligent Electric Appliance Co., LTD Address: New Jia Dongyuan Road, 9 fifth, sixth floor Chenghai District, Chenghua Street, Shantou City China Phone: +86-13510996464 Fax: 0754-89670061 E-Mail: [email protected]

Shenzhen HTT Technology Co., Ltd. Report No.: HTT202311177 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 4 Product Name: sweeping robot Model No.: OB16SE EUT Constructional Details External Photo Report No.: HTT202311177 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 4 Report No.: HTT202311177 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 3 of 4 Report No.: HTT202311177 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 4 of 4 ------End------

Label and Location Size: L: 4.0cm*W: 3.0cm Label and Location Model No.: OB16SE FCC ID : 2BCZA-OB16SE Caution : 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.

Shenzhen HTT Technology Co., Ltd. Report No.: HTT202311177 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 3 Product Name: sweeping robot Model No.: OB16SE EUT Constructional Details Internal Photo Report No.: HTT202311177 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 3 Report No.: HTT202311177 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 3 of 3 ------End------

RF Exposure evaluation FCC ID: 2BCZA-OB16SE Exposure category: General population/uncontrolled environment EUT Type: Production Unit Device Type: Mobile Device 1. Reference According to §1.1307(b)(1), systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. According to §1.1310 and §2.1091 RF exposure is calculated. KDB447498 D01: Mobile and Portable Devices RF Exposure Procedures and Equipment Authorization Policies 2. Limit Limits for Maximum Permissible Exposure (MPE)/Controlled Exposure Frequency Range(MHz) Electric Field Strength(V/m) Magnetic Field Strength(A/m) Power Density (mW/cm²) Averaging Time (minute) Limits for Occupational/Controlled Exposure 0.3 – 3.0 3.0 – 30 30 – 300 300 – 1500 1500 – 100,000 614 1842/f 61.4 / / 1.63 4.89/f 0.163 / / (100) * (900/f 2 )* 1.0 f/300 5 6 6 6 6 6 Limits for Maximum Permissible Exposure (MPE)/Uncontrolled Exposure Frequency Range(MHz) Electric Field Strength(V/m) Magnetic Field Strength(A/m) Power Density (mW/cm²) Averaging Time (minute) Limits for Occupational/Controlled Exposure 0.3 – 3.0 3.0 – 30 30 – 300 300 – 1500 1500 – 100,000 614 824/f 27.5 / / 1.63 2.19/f 0.073 / / (100) * (180/f 2 )* 0.2 f/1500 1.0 30 30 30 30 30 F=frequency in MHz *=Plane-wave equivalent power density 3. MPE Calculation Method Predication of MPE limit at a given distance Equation from page 18 of OET Bulletin 65, Edition 97-01 S=PG/4πR² Where: S=power density P=power input to antenna G=power gain of the antenna in the direction of interest relative to an isotropic radiator R=distance to the center of radiation of the antenna 4. Antenna Information OB16SE can only use antennas certificated as follows provided by manufacturer; Antenna No. Model No. of antenna: Type of antenna: Gain of the antenna (Max.) Frequency range: BLE / PCB Antenna 3.30dBi for 2400-2500MHz; 5. Manufacturing Tolerance BLE GFSK(Peak) Channel Channel 00 Channel 19 Channel 39 Target (dBm) 1.0 1.0 1.0 Tolerance ±(dB) 1.0 1.0 1.0 6. Standalone MPE Result As declared by the Applicant, the EUT is a wireless device used in a fix application, at least 20 cm from any body part of the user or nearby persons; from the maximum EUT RF output power, the minimum separation distance, r =20cm, as well as the gain of the used antenna is 3.3dBi, the RF power density can be obtained. Modulation Type Output power Antenna Gain (dBi) Antenna Gain (linear) MPE (mW/cm 2 ) MPE Limits (mW/cm 2 ) dBm mW BLE 2.0 1.5849 3.3 2.1380 0.0007 1.0000 Remark: 1. Output power (Peak) including turn-up tolerance; 2. MPE evaluate distance is 20cm from user manual provide by manufacturer. 7. Conclusion The measurement results comply with the FCC Limit per 47 CFR 2.1091 for the uncontrolled RF Exposure of mobile device. ----------------THE END OF REPORT---------------

1 SWRU120D–April2007–RevisedJanuary2019 SubmitDocumentationFeedback Copyright© 2007–2019,TexasInstrumentsIncorporated 2.4-GHzInvertedF Antenna ApplicationReport SWRU120D–April2007–RevisedJanuary2019 2.4-GHzInvertedF Antenna ABSTRACT Thisdocumentdescribesa printed-circuitboard(PCB)antennadesignthat can be usedwith all 2.4-GHz transceiversand transmittersfromTexasInstruments™. The maximumgainwhenusedon the reference boardis measuredto be +3.3dBi, and the overallsize requirementsfor this antennaare 25.7× 7.5 mm (not includinggroundplane). Contents 1Descriptionof the antennaDesign........................................................................................2 2MeasurementResults.......................................................................................................3 2.1RadiationPattern...................................................................................................3 2.2Reflection...........................................................................................................10 2.3Bandwidth..........................................................................................................11 3Conclusion..................................................................................................................11 4References..................................................................................................................11 Trademarks TexasInstrumentsis a trademarkof TexasInstruments. All othertrademarksare the propertyof theirrespectiveowners. DescriptionoftheantennaDesignwww.ti.com 2 SWRU120D–April2007–RevisedJanuary2019 SubmitDocumentationFeedback Copyright©2007–2019,TexasInstrumentsIncorporated 2.4-GHzInvertedFAntenna 1DescriptionoftheantennaDesign Itisimportanttomakeanexactcopyoftheantennadimensionstoobtainoptimumperformance.The easiestapproachtoimplementtheantennainaPCBCADtoolistoimporttheantennalayoutfroma gerberfileoraDXFfile.SuchfilesareincludedinCC2430DBreferencedesign[1].Thegerberfileis calledInverted_F_Antenna.splandtheDXFfileiscalledInverted_F_Antenna.dxf.Iftheantennais implementedonaPCBthatiswiderthantheantenna,avoidplacingcomponentsorhavingaground planeclosetotheendpointsoftheantenna.IftheCADtoolbeinguseddoesnotsupportimportinggerber orDXFfiles,seeFigure1andTable1. Theantennaimpedanceistunedto50ohmonthereferenceboard.Theimpedancewillhoweverbe affectedbydifferentsizeandshapeofthegroundplane,objectsintheantennanearfieldsuchas mechanicalassemblies(housing,batteries,etc.),PCBthickness,PCBmaterialandsoon.Itistherefore recommendedtoaddapi-networkclosetotheantennafeedpointforimpedancematching. TheresultspresentedinthisdocumentarebasedonanantennaimplementedonaPCBwitha1-mm thicknessusingstandardFR-4material. unit:mm www.ti.comMeasurementResults 3 SWRU120D–April2007–RevisedJanuary2019 SubmitDocumentationFeedback Copyright©2007–2019,TexasInstrumentsIncorporated 2.4-GHzInvertedFAntenna 2MeasurementResults AlloftheresultspresentedinthissectionarebasedonmeasurementsperformedwiththeCC2430DB[1] evaluationboard. 2.1RadiationPattern Figure2showshowtorelatealloftheradiationpatternstotheorientationoftheantenna.Theradiation patternsweremeasuredwiththeCC2430deviceprogrammedto0-dBmoutputpower. Figure2.RelatingAntennatoRadiationPatterns MeasurementResultswww.ti.com 4 SWRU120D–April2007–RevisedJanuary2019 SubmitDocumentationFeedback Copyright© 2007–2019,TexasInstrumentsIncorporated 2.4-GHzInvertedF Antenna Figure3 showsthe XY planeverticalpolarization. Figure3. XY Plane–VerticalPolarization www.ti.comMeasurementResults 5 SWRU120D–April2007–RevisedJanuary2019 SubmitDocumentationFeedback Copyright© 2007–2019,TexasInstrumentsIncorporated 2.4-GHzInvertedF Antenna Figure4 showsthe XY planehorizontalpolarization. Figure4. XY Plane–HorizontalPolarization MeasurementResultswww.ti.com 6 SWRU120D–April2007–RevisedJanuary2019 SubmitDocumentationFeedback Copyright© 2007–2019,TexasInstrumentsIncorporated 2.4-GHzInvertedF Antenna Figure5 showsthe XZ planeverticalpolarization. Figure5. XZ Plane–VerticalPolarization www.ti.comMeasurementResults 7 SWRU120D–April2007–RevisedJanuary2019 SubmitDocumentationFeedback Copyright© 2007–2019,TexasInstrumentsIncorporated 2.4-GHzInvertedF Antenna Figure6 showsthe XZ planehorizontalpolarization. Figure6. XZ Plane–HorizontalPolarization MeasurementResultswww.ti.com 8 SWRU120D–April2007–RevisedJanuary2019 SubmitDocumentationFeedback Copyright© 2007–2019,TexasInstrumentsIncorporated 2.4-GHzInvertedF Antenna Figure7 showsthe YZ planeverticalpolarization. Figure7. YZ Plane–VerticalPolarization www.ti.comMeasurementResults 9 SWRU120D–April2007–RevisedJanuary2019 SubmitDocumentationFeedback Copyright© 2007–2019,TexasInstrumentsIncorporated 2.4-GHzInvertedF Antenna Figure8 showsthe YZ planehorizontalpolarization. Figure8. YZ Plane–HorizontalPolarization MeasurementResultswww.ti.com 10 SWRU120D–April2007–RevisedJanuary2019 SubmitDocumentationFeedback Copyright© 2007–2019,TexasInstrumentsIncorporated 2.4-GHzInvertedF Antenna 2.2Reflection Figure9 showsthat the IFA ensuresless than10%reflectionof the availablepowerfor a bandwidthof morethan300 MHz.A largebandwidthmakesthe antennaless sensitiveto detuningbecauseof plastic encapsulationor otherobjectsin the vicinityof the antenna. Figure9. MeasuredReflectionat FeedPointof Antenna www.ti.comMeasurementResults 11 SWRU120D–April2007–RevisedJanuary2019 SubmitDocumentationFeedback Copyright© 2007–2019,TexasInstrumentsIncorporated 2.4-GHzInvertedF Antenna 2.3Bandwidth Anotherway of measuringthe bandwidthafterthe antennais implementedon a PCBand connectedto a transmitteris to writetest softwarethat stepsa carrieracrossthe frequencybandof interest.By usingthe maximumhold functionon a spectrumanalyzer,the variationin outputpoweracrossfrequencycan easily be measured. Figure10 showshow the outputpowervarieson the IFA whenthe PCBis horizontallyorientedand the receivingantennahas horizontalpolarization.This measurementwas not performedin an anechoic chamber,thus the graphshowsonly …

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Shenzhen HTT Technology Co., Ltd. Report No.: HTT202311177F01 This 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 compiler and approver. Page 1 of 30 TEST Report Applicant: Guangdong obao Intelligent Electric Appliance Co., LTD Address of Applicant: New Jia Dongyuan Road, 9 fifth, sixth floor Chenghai District, Chenghua Street, Shantou City, China Manufacturer : Guangdong obao Intelligent Electric Appliance Co., LTD Address of Manufacturer : New Jia Dongyuan Road, 9 fifth, sixth floor Chenghai District, Chenghua Street, Shantou City, China Equipment Under Test (EUT) Product Name: sweeping robot Model No.: OB16SE Series model: N/A Trade Mark: FCC ID: 2BCZA-OB16SE Applicable standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of sample receipt: Nov. 09, 2023 Date of Test: Nov. 09, 2023~Nov. 13, 2023 Date of report issued: Nov. 13, 2023 Test Result : PASS * * In the configuration tested, the EUT complied with the standards specified above. Report No.: HTT202311177F01 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 2 of 30 1. Version Version No. Date Description 00 Nov. 13, 2023 Original Tested/ Prepared By Date: Nov. 13, 2023 Project Engineer Check By: Date: Nov. 13, 2023 Reviewer Approved By : Date: Nov. 13, 2023 Authorized Signature Report No.: HTT202311177F01 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 3 of 30 2. Contents Page 1. VERSION ........................................................................................................................................................ 2 2. CONTENTS .................................................................................................................................................... 3 3. TEST SUMMARY ........................................................................................................................................... 4 4. GENERAL INFORMATION ............................................................................................................................ 5 4.1. GENERAL DESCRIPTION OF EUT ................................................................................................................ 5 4.2. TEST MODE ............................................................................................................................................... 7 4.3. DESCRIPTION OF SUPPORT UNITS .............................................................................................................. 7 4.4. DEVIATION FROM STANDARDS .................................................................................................................... 7 4.5. ABNORMALITIES FROM STANDARD CONDITIONS........................................................................................... 7 4.6. TEST FACILITY ........................................................................................................................................... 7 4.7. TEST LOCATION ......................................................................................................................................... 7 4.8. ADDITIONAL INSTRUCTIONS ........................................................................................................................ 7 5. TEST INSTRUMENTS LIST ........................................................................................................................... 8 6. TEST RESULTS AND MEASUREMENT DATA ............................................................................................ 9 6.1. CONDUCTED EMISSIONS ............................................................................................................................ 9 6.2. CONDUCTED OUTPUT POWER .................................................................................................................. 12 6.3. CHANNEL BANDWIDTH ............................................................................................................................. 13 6.4. POWER SPECTRAL DENSITY ..................................................................................................................... 15 6.5. BAND EDGES ........................................................................................................................................... 17 6.5.1 Conducted Emission Method .......................................................................................................... 17 6.5.2 Radiated Emission Method ............................................................................................................. 18 6.6. SPURIOUS EMISSION ................................................................................................................................ 20 6.6.1 Conducted Emission Method .......................................................................................................... 20 6.6.2 Radiated Emission Method ............................................................................................................. 22 6.7. ANTENNA REQUIREMENT .......................................................................................................................... 29 7. TEST SETUP PHOTO .................................................................................................................................. 30 8. EUT CONSTRUCTIONAL DETAILS ........................................................................................…

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Shenzhen HTT Technology Co., Ltd. Report No.: HTT202311177 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 2 Product Name: sweeping robot Model No.: OB16SE Test Setup Photo Radiated Emission Report No.: HTT202311177 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 2 Conducted Emission ------End------