2AUC3-K722HWATERLESS AROMA DIFFUSER
Shenzhen JingXinTai Houseware Co., Ltd.
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Application Details
- Equipment Class
- DTS - Digital Transmission System
- Date of Grant
- Aug 26, 2026
- Application Purpose
- Original Equipment
- Equipment Note
- WATERLESS AROMA DIFFUSER
- Frequency Range
- 2402.00000000 - 2480.00000000
- Country
- China
Documents & Files
Document Text
Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.
Users Manual
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Attestation Statements
Shenzhen JingXinTai Houseware Co., Ltd. 2&3/F, 7th Block, Hong'ao Industry Park, Tianliao Community, Guangming District, Shenzhen, Guangdong Province, China Date: 08-13-2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2AUC3-K722H FRN: 0028746493 US Agent – Attestation Statement / Part 2.911(d)(7) Shenzhen JingXinTai Houseware Co., Ltd. certifies, that as of 08-13-2026, we have designated FCC US Agent, LLC to accept service of process on our behalf for FCC ID: 2AUC3-K722H. Shenzhen JingXinTai Houseware Co., Ltd., accepts to maintain an agent of service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. FCC US Agent, LLC, accepts as of the date of the filing of this application, the obligation of being the designated agent for the purpose of accepting service of process on behalf of Shenzhen JingXinTai Houseware Co., Ltd. for FCC ID: 2AUC3-K722H. Designated Agent Information: Company Name: FCC US Agent, LLC FRN: 0033402884 Address: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA Contact Person: Tim Payne Phone: 708-571-3148 Email: [email protected] Sincerely, Company: Shenzhen JingXinTai Houseware Co., Ltd. Designated Agent: FCC US Agent, LLC Company Representative: Alex wei Designated Agent Representative: Tim Payne Signature: Signature:
Attestation Statements
Shenzhen JingXinTai Houseware Co., Ltd. (Date: 08‐13‐2026) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for (FCC ID: 2AUC3‐K722H) [Shenzhen JingXinTai Houseware Co., Ltd.] (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. We also certify that, as of the date of the filing of the application, the equipment does not utilize cyber‐security or anti‐virus software from Kaspersky Lab, Inc, or any of its successors and assignees, which is also on the “covered list”. Sincerely, (Applicant signature) Alex wei Manager Shenzhen JingXinTai Houseware Co., Ltd. Shenzhen JingXinTai Houseware Co., Ltd. (Date: 08‐13‐2026) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for (FCC ID: 2AUC3‐K722H) [Shenzhen JingXinTai Houseware Co., Ltd.] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, (Applicant signature) Alex wei Manager Shenzhen JingXinTai Houseware Co., Ltd.
Cover Letter(s)
Shenzhen JingXinTai Houseware Co., Ltd. FCC ID: 2AUC3-K722H POWER OF ATTORNEY Date: Aug. 13, 2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 To Whom It May Concern: We, the undersigned, hereby authorize Waltek Testing Group Co., Ltd. (Deval Qin) on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by Waltek Testing Group Co., Ltd. (Deval Qin) on our behalf shall have the same effect as acts of our own. This authorization expires on Aug. 12, 2027. Sincerely, Shenzhen JingXinTai Houseware Co., Ltd. Signature Alex wei/Manager Typed name and Title
Cover Letter(s)
Shenzhen JingXinTai Houseware Co., Ltd. Date: Aug. 13, 2026 Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2AUC3-K722H Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name Long-term confidentiality: Schematics Block Diagram O perational Description Schematics.pdf Block Diagram.pdf O perational Description.pdf The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, Shenzhen JingXinTai Houseware Co., Ltd. Signature Alex wei/Manager Typed name and Title
Cover Letter(s)
Shenzhen JingXinTai Houseware Co., Ltd. FCC ID: 2AUC3-K722H Date: 8/13/2026 Subject: authorization for adding family models To whom it May concern, Statement We confirm the product WATERLESS AROMA DIFFUSER with models K722H, K722A, K722X (For model K722X: The Letter “X” can be A to Z, denotes different serial number) are same in the Schematic, PCB layout, Operation description, BOM and Antenna. The only differences are the model name, the color of the exterior, and the exterior craftsmanship. Yours sincerely, [signature] Alex wei Manager Shenzhen JingXinTai Houseware Co., Ltd.
External Photos
Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 3 of 14 2. Photographs –Constructional Details 2.1. EUT – External View Model K722H FCC ID: 2AUC3-K722H Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 4 of 14 Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 5 of 14 Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 6 of 14
ID Label/Location Info
Size： Process： Material： Producer： Sales Contact： Model No.： Production Date： Version： 49*49MM Single-color black printing Silver-eliminated dragon sticker with matte lamination Karl Sunny K722H 2026-07-09 V01 SHENZHEN JINGXINTAI HOUSEWARE CO., LTD. WATERLESS AROMA DIFFUSER K722H INPUT: DC 5V/2.0A Battery Capacity: 4000mAh www.xeitin.com Made in China FCCID:2AUC3-K722H Factory Address: 2&3/F, 7th Block, Hong'ao Industry Park, Tianliao Community,Guangming District,Shenzhen, Guangdong Province,China.518100 Shenzhen Jing Xin Tai Houseware Co., Ltd. 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. (2)This device must accept anyinterference received, including interference that may cause undesired operation. Bottom Label
Internal Photos
Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 7 of 14 2.2. EUT – Internal View Model K722H FCC ID: 2AUC3-K722H Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 8 of 14 Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 9 of 14 ANT Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 10 of 14
Internal Photos
Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 11 of 14 Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 12 of 14 Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 13 of 14 Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 14 of 14 ======End======
RF Exposure Info
Waltek Testing Group Co., Ltd. http://www.waltek.com.cn Page 1 of 8 TEST REPORT Reference No. .................... : WTD26D07198610W004 FCC ID ................................ : 2AUC3-K722H Applicant ............................ : Shenzhen JingXinTai Houseware Co., Ltd. Address .............................. : 2&3/F, 7th Block, Hong'ao Industry Park, Tianliao Community, Guangming District, Shenzhen, Guangdong Province, China. Manufacturer ..................... : Shenzhen JingXinTai Houseware Co., Ltd. Address .............................. : 2&3/F, 7th Block, Hong'ao Industry Park, Tianliao Community, Guangming District, Shenzhen, Guangdong Province, China. Product ............................... : WATERLESS AROMA DIFFUSER Model(s). ............................ : K722H, K722A, K722X(For model K722X: The Letter “X” can be A to Z, denotes different serial number) Standards........................... : FCC 47CFR Part 2 Subpart J Section 2.1091 Date of Receipt sample .... : 2026-07-10 Date of Test ....................... : 2026-07-10 to 2026-08-03 Date of Issue ...................... : 2026-08-14 Test Result ......................... : Pass Remarks: The res ults 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. Prepared By: Waltek Testing Group Co., Ltd. Address: No. 77, Houjie Section, Guantai Road, Houjie Town, Dongguan City, Guangdong, China Tel: +86-769-2267 6998 Fax: +86-769-2267 6828 Compiled by: Approved by: Frank Yin / Project Engineer Dev al Qin / Designated Reviewer Reference No.: WTD26D07198610W004 Page 2 of 8 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 2. Contents Page 1 COVER PAGE ........................................................................................................................................... 1 2. CONTENTS ............................................................................................................................................... 2 3. REVISION HISTORY ................................................................................................................................. 3 4. GENERAL INFORMATION ....................................................................................................................... 4 4.1. GENERAL DESCRIPTION OF E.U.T.................................................................................................... 4 4.2. DETAILS OF E.U.T. ......................................................................................................................... 4 4.3. TEST FACILITY ................................................................................................................................ 5 4.4. SUBCONTRACTED ........................................................................................................................... 5 4.5. ABNORMALITIES FROM STANDARD CONDITIONS ................................................................................ 5 5. TEST SUMMARY ...................................................................................................................................... 6 6. RF EXPOSURE ......................................................................................................................................... 7 6.1. REQUIREMENTS .............................................................................................................................. 7 6.2. THE PROCEDURES / LIMIT ................................................................................................................ 7 6.3. MPE CALCULATION METHOD........................................................................................................... 8 6.4. RADIO FREQUENCY RADIATION EXPOSURE EVALUATION ................................................................... 8 Reference No.: WTD26D07198610W004 Page 3 of 8 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 3. Revision History Test Report No. Date of Receipt Sample Date of Test Date of Issue Purpose Comment Approved WTD26D07198610W004 2026-07-10 2026-07-10 to 2026-08-03 2026-08-14 Original - Valid Reference No.: WTD26D07198610W004 Page 4 of 8 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 4. General Information 4.1. General Description of E.U.T. Product: WATERLESS AROMA DIFFUSER Model(s): K722H, K722A, K722X(For model K722X: The Letter “X” can be A to Z, denotes different serial number ) Model Description: The only differences are the model name, the color of the exterior, and the exterior craftsmanship. Model K722H was tested in this report. Test Sample No.: 1-1/1 Bluetooth Version: 5.1 Hardware Version: V03.1 Software Version: V10.0 4.2. Details of E.U.T. Operation Frequency: Bluetooth: 2402-2480MHz, LE: 2402-2480MHz Max. RF output power: Bluetooth: -1.23dBm LE: 1M: -2.63dBm; 2M: -2.51dBm Modulation Technology: Bluetooth: GFSK, π/4DQPSK, 8DPSK LE: GFSK Antenna installation: PCB Antenna Antenna Gain: -0.58dBi Note: #: The antenna gain is provided by the applicant, and the applicant should be responsible for its authenticit y, WALTEK lab has not verified the authenticity of its information. Ratings: Input: DC 5V 2A Batter y: Typical capacity 4000mAh/ 3.7V Reference No.: WTD26D07198610W004 Page 5 of 8 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 4.3. Test Facility The test facility has a test site registered with the following organizations: ISED CAB identifier: CN0013. Test Firm Registration No.: 7760A. Waltek Testing Group Co., Ltd. Has been registered and fully described in a report filed with the Industry Canada. The acceptance letter from the Industry Canada is maintained in our files. Registration number 7760A, October 15, 2016. FCC Designation No.: CN1201. Test Firm Registration No.: 523476. Waltek Testing Group Co., Ltd. EMC …
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Test Report
Waltek Testing Group Co., Ltd. http://www.waltek.com.cn Pa ge 1 of 38 TEST REPORT Referen ce No. .................... : WTD26D07198610W002 FCC ID ................................ : 2AUC3-K722H Applicant ............................ : Shenzhen JingXinTai Houseware Co., Ltd. Address .............................. : 2&3/F, 7th Block, Hong'ao Industry Park, Tianliao Community, Guangming District, Shenzhen, Guangdong Province, China. Manufacturer ..................... : Shenzhen JingXinTai Houseware Co., Ltd. Address .............................. : 2&3/F, 7th Block, Hong'ao Industry Park, Tianliao Community, Guangming District, Shenzhen, Guangdong Province, China. Product ............................... : WATERLESS AROMA DIFFUSER Model(s). ............................ : K722H, K722A, K722X(For model K722X: The Letter “X” can be A to Z, denotes different serial number) Standards........................... : FCC 47CFR Part 15.247 Date of Receipt sample .... : 2026-07-10 Date of Test ....................... : 2026-07-10 to 2026-08-03 Date of Issue ...................... : 2026-08-14 Test Result ......................... : Pass Remarks: The res ults 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. Prepared By: Waltek Testing Group Co., Ltd. Address: No. 77, Houjie Section, Guantai Road, Houjie Town, Dongguan City, Guangdong, China Tel: +86-769-2267 6998 Fax: +86-769-2267 6828 Compiled by: Approved by: Frank Yin / Project Engineer Dev al Qin / Designated Reviewer Reference No.: WTD26D07198610W002 Page 2 of 38 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 2 Contents Page 1 COVER PAGE ........................................................................................................................................... 1 2 CONTENTS ............................................................................................................................................... 2 3 REVISION HISTORY ................................................................................................................................. 4 4 GENERAL INFORMATION ....................................................................................................................... 5 4.1 General Description of E.U.T. ....................................................................................................... 5 4.2 Details of E.U.T. ............................................................................................................................ 5 4.3 Channel List .................................................................................................................................. 5 4.4 Test Facility ................................................................................................................................... 6 4.5 Subcontracted ............................................................................................................................... 6 4.6 Abnormalities from Standard Conditions ...................................................................................... 6 4.7 Test Mode ..................................................................................................................................... 6 5 TEST SUMMARY ...................................................................................................................................... 7 6 EQUIPMENT USED DURING TEST ......................................................................................................... 8 6.1 Equipments List ............................................................................................................................ 8 6.2 Description of Support Units ......................................................................................................... 9 6.3 Measurement Uncertainty ............................................................................................................ 9 6.4 Test Equipment Calibration .......................................................................................................... 9 7 CONDUCTED EMISSION ....................................................................................................................... 10 7.1 E.U.T. Operation ......................................................................................................................... 10 7.2 EUT Setup .................................................................................................................................. 10 7.3 Measurement Description ........................................................................................................... 10 7.4 Conducted Emission Test Result ............................................................................................... 1 1 8 RADIATED EMISSIONS ......................................................................................................................... 13 8.1 EUT Operation ............................................................................................................................ 13 8.2 Test Setup .................................................................................................................................. 14 8.3 Spectrum Analyzer Setup ........................................................................................................... 15 8.4 Test Procedure ........................................................................................................................... 16 8.5 Corrected Amplitude & Margin Calculation ................................................................................ 16 8.6 Summary of Test Results ............................................................................................…
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Test Report
Inverted F Antenna Specification Summary ITEMANT SPEC Model Name2.4G ANT Center Frequency Horizontal Vertical 2400MHz 2450MHz 2500MHz 2400MHz 2450MHz 2500MHz -1.26-0.76-0.58-5.25-2.46-1.86 MAX.Gain -0.58dBi PolarizationHorizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance50 Ohm Antenna Length38.20mm ManufactureZHUHAI JIELI TECHNOLOGY CO.,LTD AntennaPhoto&Length(mm)
Test Setup Photos
Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 1 of 14 1. Test Setup photos Model K722H FCC ID: 2AUC3-K722H 1.1 Photograph – Conducted Emission For Conducted Emission Test Site 1# 1.2 Photograph – Radiated Emissions For 9kHz-30MHz Test Site 2# Appendix-K722H-Photos Reference No.: WTD26D07198610WPage 2 of 14 For 30MHz-1000MHz Test Site 2# For Above 1GHz Test Site 1#
Contact Information
Applicant
Alex wei
[email protected]Fax: 0755-23572823
Technical Contact
FCC US Agent, LLCTim Payne
3722 Illinois Avenue, · Saint Charles, 60174 · United States
Test Firm
WALTEK TESTING GROUP CO., LTD.Joy Zhou
Technical Specifications
| # | Rule Parts | Frequency Range | Power Output |
|---|---|---|---|
| 1 | 15C | 2.40 GHz - 2.48 GHz | 560.00 µW |
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