2AYCNRE701X2.4Ghz wireless LAN module

RE701X User Manual 1.construction： 1). According to the above picture, the size of the control board is about 100x55.5mm, the size of the digital tube is 45X26mm. The two indicators are below the digital tube, the length of the line is 410mm, and the size of the power board is about 86X48mm; 2). Definition of keys: all five keys are touch type, and the keys are arranged from left to right in the order of HOUR, MIN, ON/OFF, PROG, STRONG. 3). The five keys are touch type, and the light characters are displayed on the keys as shown in the picture. There are two indicators below the display screen: AUTO and Brew.There is a STRONG bean-shaped indicator at the bottom of the display and a WIFI indicator at the bottom left, all in white. 4). With buzzer and micro switch interface 5). Load: 1000W heating tube 6). Input signal: 2. Program verification: Five buttons: HOUR, MIN, ON/OFF, PROG, STRONG. 5 button lights, all white, 4 indicators: 1 red (BREW), 1 amber (AUTO), 2 white (STRONG) and (WIFI); 3. Switch on 120V/60Hz AC power supply. 3.1 The characters of the five white keys will be long and bright. The icon "AM 12:00" will be displayed in the digital tube. ":" will flash and start the travel time. 3.2.Initial state setting clock (12 hour system) You can set the clock by pressing the HOUR and MIN keys directly. A. Press the "HOUR" button for the first time, the digital tube will display AM 1:00. Each time the key is pressed, the display time of the digital tube will increase by one HOUR;If you press the "HOUR" button for 1 second and do not let go, the HOUR time will increase rapidly by 0.2 seconds per unit until "PM 12:00" is displayed and then it should return to "AM 1:00" and repeat. B. Press the MIN key once and the digital tube displays AM 12:01. Press the MIN key once and the minute display will increase;After holding the MIN key for 1 second, the minutes increase rapidly by 0.2 seconds per unit until AM 12:59 is displayed and should be returned to AM 1:00 and repeated. The clock cycle mode is as follows: 3.3.Set the reservation time function (12-hour system) The setting method of HR and MIN keys is the same as that of Clauses A and B in Item 2.2. If no operation is done within 3 seconds after the setting, the default setting time of appointment will be completed. The subsequent steps to enter the state of appointment will be according to Clause 2.7. 3.4.Memory function The electronic board has the memory function after the power on is interrupted in the working process, and the memory time is ≥10 seconds. 3.5.The clock precision Clock accuracy requires 30 days to allow a deviation of ±60 seconds. 4.Wi-Fi logic The logic for the Wi-Fi should be the following: When the power is on, enter the AP distribution network and "atomi smart XXXX" hot spot is activated. Hotspot disappears after 3 minutes if user did not connect If user unplugs the coffee maker from the outlet and plugs it again, the WiFi should be back ON automatically Press and hold power button for 10 seconds to reset / restart the hotspot FCC Caution: Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. FCC RF Radiation Exposure Statement: 1. This Transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. 2. This equipment complies with RF radiation exposure limits set forth for an uncontrolled environment. 3.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body. Host product manufacturers that they need to provide a physical or e-label stating, “Contains FCC ID:2AYCNRE701X” with their finished product. Only those antennas with same type and lesser gain filed under this FCC ID can be used with this device. The host product manufacturer is responsible for compliance to any other FCC rules that apply to the host not covered by the modular transmitter grant of certification. The final host product still requires Part 15 Subpart B compliance testing with the modular transmitter installed. The final host integrator must ensure there is no instruction provided in the user manual or customer documentation indicating how to install or remove the transmitter module except such device has implemented two-ways authentication between module and the host system. The final host manual shall include the following regulatory statement:This equipment has been tested and found to comply with the limits for a 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 Water World Co., Ltd FCC Modular Approval Request Rev 2.1 Modular Transmitter Approval Request Federal Communications Commission Equipment Authorization Division 7435 Oakland Mills Road Columbia, MD 21046 USA Company name: Shenzhen Water World Co., Ltd FCC ID: 2AYCNRE701X Dear Sir/Madam, In accordance with 47CFR 15.212 Modular Transmitters and KDB 996369 D01 ‘Module Equip Auth Guide v02’. FCC ID: 2AYCNRE701X has been examined against the following requirements. Requirement per 15.212 and KDB 996369 D01 Explanation from Grantee (do not write yes/no, but explain why product complies/how it is achieved) The radio elements must have the radio frequency circuitry shielded. Physical components and tuning capacitor(s) may be located external to the shield, but must be on the module assembly. Refer to external photos. This module does have shield cover total complies the requirement. The module must have buffered modulation/data inputs to ensure that the device will comply with Part 15 requirements with any type of input signal. All inputs to the modules are buffered logic or microprocessor inputs, total complies the requirement. Please refer to Schematics. The module must contain power supply regulation on the module. Module uses 3.3Vdc power, total complies the requirement, please refer to block diagram or Schematics The module must contain a permanently attached antenna, or contain a unique antenna connector, and be marketed and operated only with specific antenna(s), per §§ 15.203, 15.204(b), 15.204(c), 15.212(a), 2.929(b). The module contain a PCB antenna, total complies the requirement,please refer to internal photos. The module must demonstrate compliance in a stand-alone configuration. No, The module is connected to the controlled board when testing. Please refer to setup photos. The module must be labeled with its permanently affixed FCC ID label, or use an electronic display (see KDB Publication 784748). Refer to the label The module must comply with all specific rules applicable to the transmitter, including all the conditions provided in the integration instructions by the grantee. Refer to the user manual The module must comply with RF exposure requirements It’s complies, please refer to the MPE report and user manual Name: Huang Fang Date: 2020-12-10 Title: Human Resource Director Signature of applicant

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Internal Photos

FCC ID: 2AYCNRE701X RF Exposure Evaluation LIMIT The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency (RF) radiation as specified in 1.1307(b) Limits for Maximum Permissible Exposure (MPE) Frequency range (MHz) Electric field strength (V/m) Magnetic field strength (A/m) Power density (mW/cm 2 ) Averaging time (minutes) (A) Limits for Occupational/Controlled Exposures 0.3–3.0 614 1.63 *(100) 6 3.0–30 1842/f 4.89/f *(900/f 2 ) 6 30–300 61.4 0.163 1.0 6 300–1500 - - f/300 6 1500–100,000 - - 5 6 (B) Limits for General Population/Uncontrolled Exposure 0.3–1.34 614 1.63 *(100) 30 1.34–30 824/f 2.19/f *(180/f 2 ) 30 30–300 27.5 0.073 0.2 30 300–1500 - - f/1500 30 1500–100,000 - - 1.0 30 Note: f = frequency in MHz EVALUATION METHOD Transmission formula: Pd = (Pout*G)/(4*pi*r 2 ) Where Pd = power density in mW/cm 2 , Pout = output power to antenna in mW, G = gain of antenna in linear scale; Pi = 3.1416, R = distance between observation point and center of the radiator in cm TEST RESULT Passed Not Applicable FCC ID: 2AYCNRE701X Type Conducted Power (dBm) Maximum Tune-up (dBm) Power Density (mW/cm2) Limit (mW/cm2) Result 802.11b 18.71 19.00 0.0104 1.0000 Pass 802.11g 19.74 20.00 0.0131 1.0000 Pass 802.11n(H20) 18.96 19.00 0.0104 1.0000 Pass 802.11n(H40) 19.17 20.00 0.0131 1.0000 Pass Note: 1) The maximum antenna gain is -1.8dBi 2) The exposure evaluation safety distance is 20cm.

Page: 1 of 39 TEST REPORT Report No. ...................................... : CHTEW20120060 Report Verification: Project No.................................： SHT2011075501EW FCC ID ............................................. : 2AYCNRE701X Applicant’s name ........................... : Shenzhen Water World Co., Ltd Address ............................................. : No. 602, Block B, Digital Building, Garden City, NO. 1079, Nanhai Road, Shekou Subdistrict, Nanshan District, Shenzhen, Guangdong, China Test item description .................... : 2.4Ghz wireless LAN module Trade Mark ....................................... : - Model/Type reference ....................... : RE701X Listed Model(s) ................................. : - Standard ......................................... : FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of receipt of test sample..........: Nov.23, 2020 Date of testing.............................: Nov.23, 2020- Dec.08, 2020 Date of issue...............................: Dec.09, 2020 Result .................. ........................: PASS Compiled by ( Position+Printed name+Signature): File administrator Echo Wei Supervised by (Position+Printed name+Signature): Project Engineer Kiki Kong Approved by (Position+Printed name+Signature): RF Manager Hans Hu Testing Laboratory Name ............. : Shenzhen Huatongwei International Inspection Co., Ltd. Address ............................................. : 1/F, Bldg 3, Hongfa Hi-tech Industrial Park, Genyu Road, Tianliao, Gongming, Shenzhen, China Shenzhen Huatongwei International Inspection Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Huatongwei International Inspection Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen Huatongwei International Inspection Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. The test report merely correspond to the test sample. Report No.: CHTEW20120060 Page: 2 of 39 Issued: 2020-12-09 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V02 (2019-10) Contents 1. TEST S T AN D AR D S A N D R E P O R T V E R S I O N 3 1.1. Test Standards 3 1.2. Report version 3 2. TEST DESCRIPTION 4 3. SUMMARY 5 3.1. Client Information 5 3.2. Product Description 5 3.3. Radio Specification Description 5 3.4. Testing Laboratory Information 6 4. TEST CONFIGURATION 7 4.1. Test frequency list 7 4.2. Descriptions of Test mode 7 4.3. Test mode 7 4.4. Support unit used in test configuration and system 8 4.5. Testing environmental condition 8 4.6. Measurement uncertainty 8 4.7. Equipment Used during the Test 9 5. TEST CONDITIONS AND RESULTS 11 5.1. Antenna Requirement 11 5.2. AC Conducted Emission 12 5.3. Peak Output Power 15 5.4. Power Spectral Density 16 5.5. 6dB bandwidth 17 5.6. 99% Occupied Bandwidth 18 5.7. Duty Cycle 19 5.8. Conducted Band edge and Spurious Emission 20 5.9. Radiated Band edge Emission 22 5.10. Radiated Spurious Emission 27 6. TEST SETUP PHOTOS 35 7. EXTERANAL AND INTERNAL PHOTOS 37 8. APPENDIX REPORT 39 Report No.: CHTEW20120060 Page: 3 of 39 Issued: 2020-12-09 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V02 (2019-10) 1. TEST STAND ARDS AND REPORT VERSION 1.1. Test Standards The tests were performed according to following standards: ‒ FCC Rules Part 15.247: Frequency Hopping, Direct Spread Spectrum and Hybrid Systems that are in operation within the bands of 902-928 MHz, 2400-2483.5 MHz, and 5725-5850 MHz ‒ ANSI C63.10:2013: American National Standard for Testing Unlicensed Wireless Devices ‒ KDB 558074 D01 15.247 Meas Guidance v05r02: Guidance for Compliance Measurements on Digital Transmission System, Frequency Hopping Spread Spectrum System, and Hybrid System Devices Operating under Section 15.247 of The FCC Rules 1.2. Report version Revision No. Date of issue Description N/A 2020-12-09 Original Report No.: CHTEW20120060 Page: 4 of 39 Issued: 2020-12-09 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V02 (2019-10) 2. TEST DESCRIPTION Report clause Test Items Standard Requirement Result 5.1 Antenna Requirement 15.203/15.247(c) PASS 5.2 AC Conducted Emission 15.207 PASS 5.3 Peak Output Power 15.247(b)(3) PASS 5.4 Power Spectral Density 15.247(e) PASS 5.5 6dB Bandwidth 15.247(a)(2) PASS 5.6 99% Occupied Bandwidth - PASS *1 5.7 Duty cycle - PASS *1 5.8 Conducted Band Edge and Spurious Emission 15.247(d)/15.205 PASS 5.9 Radiated Band Edge Emission 15.205/15.209 PASS 5.10 Radiated Spurious Emission 15.247(d)/15.205/15.209 PASS Note: ‒ The measurement uncertainty is not included in the test result. ‒ *1: No requirement on standard, only report these test data. Report No.: CHTEW20120060 Page: 5 of 39 Issued: 2020-12-09 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V02 (2019-10) 3. SUMMARY 3.1. Client Information Applicant: Shenzhen Water World Co., Ltd Address: No. 602, Block B, Digital Building, Garden City, NO. 1079, Nanhai Road, Shekou Subdistrict, Nanshan District, Shenzhen, Guangdong, China Manufacturer: Shenzhen Water World Co., Ltd Address: No. 602, Block B, Digital Building, Garden City, NO. 1079, Nanhai Road, Shekou Subdistrict, Nanshan District, Shenzhen, Guangdong, China 3.2. Product Description Name of EUT: 2.4Ghz wireless LAN module Trade Mark: - Model No.: RE701X Listed Model(s): - Power supply: AC 120V Hardware version: RE701-MB-V5.1 Software version: V1.1.9 3.3. Radio Specification Description Support type *2 : 802.11b, 802.11g, 802.11n(HT20), 802.11n(HT40) Modulation: DSSS for 802.11b OFDM for 802.11g/802.11n(HT20)/802.11n(HT40) Operation frequency: 2412MHz~2462MHz for 802.11b/802.11g/802.11n(HT20) 2422MHz~2452MHz for 802.11n(HT40) Channel number: 11 for 802.11b/802.11g/802.11n(HT20) 7 f…

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Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 1 of 35 APPENDIX REPORT Project No. SHT2011075501EW Radio Specification WIFI 2.4G Test sample No. YPHT2011075503 Model No. RE701X Start test date 2020-12-8 Finish date 2020-12-8 Temperature 24.7°C Humidity 42% Test Engineer Hailey Chen Auditor Appendix clause Test item Result A Conducted Peak Output Power PASS B Power Spectral Density PASS C 6 dB Bandwidth PASS D 99% Occupied Bandwidth PASS E Duty Cycle PASS F Band edge and Spurious Emissions (conducted) PASS Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 2 of 35 Appendix A：Conducted Peak Output Power Type Channel Peak Output power (dBm) Average Output power (dBm) Limit (dBm) Result 802.11b 01 18.46 16.94 ≤ 30.00 Pass 06 18.86 17.38 11 18.71 17.20 802.11g 01 19.41 17.09 ≤ 30.00 Pass 06 19.60 17.49 11 19.74 17.51 802.11n (HT20) 01 18.54 16.35 ≤ 30.00 Pass 06 18.96 16.88 11 18.92 16.76 802.11n(HT40) 03 18.93 16.78 ≤ 30.00 Pass 06 19.12 16.98 09 19.17 17.03 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 3 of 35 Appendix B：Power Spectral Density Type Channel Power Spectral Density (dBm/30KHz) Limit (dBm/3KHz) Result 802.11b 01 -1.69 ≤8.00 Pass 06 -1.61 11 -1.73 802.11g 01 -5.35 ≤8.00 Pass 06 -5.66 11 -5.75 802.11n(HT20) 01 -6.50 ≤8.00 Pass 06 -6.42 11 -6.46 802.11n(HT40) 03 -10.95 ≤8.00 Pass 06 -10.13 09 -10.21 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 4 of 35 Type: 802.11 b CH01 Date: 8.DEC.2020 11:30:07 CH06 Date: 8.DEC.2020 11:35:00 CH11 Date: 8.DEC.2020 11:37:38 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 5 of 35 Type: 802.11 g CH01 Date: 8.DEC.2020 13:24:13 CH06 Date: 8.DEC.2020 13:28:13 CH11 Date: 8.DEC.2020 13:32:19 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 6 of 35 Type: 802.11n(HT20) CH01 Date: 8.DEC.2020 13:35:43 CH06 Date: 8.DEC.2020 13:42:52 CH11 Date: 8.DEC.2020 13:45:46 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 7 of 35 Type: 802.11n(HT40) CH03 Date: 8.DEC.2020 13:56:56 CH06 Date: 8.DEC.2020 14:01:57 CH09 Date: 8.DEC.2020 14:04:40 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 8 of 35 Appendix C：6dB bandwidth Type Channel 6dB Bandwidth (MHz) Limit (MHz) Result 802.11b 01 8.70 ≥0.5 Pass 06 8.70 11 8.70 802.11g 01 16.53 ≥0.5 Pass 06 16.53 11 16.53 802.11n(HT20) 01 17.79 ≥0.5 Pass 06 17.79 11 17.82 802.11n(HT40) 03 36.54 ≥0.5 Pass 06 36.54 09 36.54 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 9 of 35 Type: 802.11 b CH01 Date: 8.DEC.2020 11:28:16 CH06 Date: 8.DEC.2020 11:33:30 CH11 Date: 8.DEC.2020 11:36:46 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 10 of 35 Type: 802.11 g CH01 Date: 8.DEC.2020 11:41:07 CH06 Date: 8.DEC.2020 13:26:56 CH11 Date: 8.DEC.2020 13:29:56 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 11 of 35 Type: 802.11n(HT20) CH01 Date: 8.DEC.2020 13:34:33 CH06 Date: 8.DEC.2020 13:40:57 CH11 Date: 8.DEC.2020 13:44:28 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 12 of 35 Type: 802.11n(HT40) CH03 Date: 8.DEC.2020 13:55:37 CH06 Date: 8.DEC.2020 14:00:46 CH09 Date: 8.DEC.2020 14:03:13 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 13 of 35 Appendix D：99% Occupied Bandwidth Type Channel 99% Bandwidth (MHz) Limit (kHz) Result 802.11b 01 14.90 - Pass 06 14.90 11 14.90 802.11g 01 16.78 - Pass 06 16.75 11 16.78 802.11n(HT20) 01 17.92 - Pass 06 17.92 11 17.92 802.11n(HT40) 03 36.44 - Pass 06 36.44 09 36.44 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 14 of 35 Type: 802.11 b CH01 Date: 8.DEC.2020 11:28:25 CH06 Date: 8.DEC.2020 11:33:39 CH11 Date: 8.DEC.2020 11:36:54 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 15 of 35 Type: 802.11 g CH01 Date: 8.DEC.2020 11:41:15 CH06 Date: 8.DEC.2020 13:27:04 CH11 Date: 8.DEC.2020 13:30:04 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 16 of 35 Type: 802.11n(HT20) CH01 Date: 8.DEC.2020 13:34:41 CH06 Date: 8.DEC.2020 13:41:06 CH11 Date: 8.DEC.2020 13:44:37 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 17 of 35 Type: 802.11n(HT40) CH03 Date: 8.DEC.2020 13:55:46 CH06 Date: 8.DEC.2020 14:00:55 CH09 Date: 8.DEC.2020 14:03:22 Project No.: SHT2011075501EW Radio Specification: WIFI 2.4G Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 18 of 35 Appendix E：Duty Cycle Modulation Type Test Frequency （MHz） T on time for single burst (ms) T period (ms) Duty cycle 1/T on time (kHz) 11b 2437 0.93 0.95 97.9% 1.1 11g 2437 0.17 0.19 89.5% 5.9 11n20 2437 0.54 0.56 96.4% 1.9 11n40 2437 0.28 0.30 93.3% 3.6 11b Date: 8.DEC.2020 11:39:53 11g Date: 8.DEC.2020 13:26:46 Project No.: SHT2011075501EW Radio Specification:…

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TEST SETUP PHOTOS Radiated Emission AC Conducted Emission