FCC ID: 2ALHJ-WS029T Wireless Weather Station Transmitter

DATE : 2023-07-20 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act as Agent On our behalf, I appoint Jason Wu of Global United Technology Services Co., Ltd.and No. 123128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each imported or marketed, as defined in the Federal Communications unit manufactured, Commissions regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, still resides with Unit Connection Technology Co., Ltd and 5/F., Block J, Shifeng Technology Park, Loucun, Guangming New District, Shenzhen, China Signature:

Name: Pei Ming Wang Title: President Company: Unit Connection Technology Co., Ltd

Unit Connection Technology Co., Ltd DATE : 2023-07-20 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2ALHJ-WS029T Product Name: Wireless Weather Station Transmitter Request for Confidentiality To Whom It May Concern, Pursuant to the provisions of the Commissions rules Title 47 Sections 0.457 and 0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Operational Description In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR 2.803 and the importation rules in Title 47 CFR 2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s);

External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuantto KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Signature:

Name: Pei Ming Wang Title: President

Differences Declaration To whom concern, We company Unit Connection Technology Co., Ltd hereby declares:

The product models WS029, WS029T, WS029TE, WS030, WS030T, WS030TE, MK-WS-104-UC are identical in the same PCB layout, interior structure and electrical circuits, The differences are appearance color and model name for commercial purpose. Authorized signature:

Date: 2023-07-20

Unit Connection Technology Co., Ltd Covered Equipment Certification Attestation Letter 7/20/2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA ATTN.: Reviewing Engineer FCC ID: 2ALHJ-WS029T Unit Connection Technology Co., Ltd 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. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, the applicant should include an explanation on why the equipment is not covered equipment. Unit Connection Technology Co., Ltd 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. Signed:

Printed name: Pei Ming Wang Title: President Company Name: Unit Connection Technology Co., Ltd Date: 7/20/2023

Unit Connection Technology Co., Ltd U.S. Agent Designation for Service of Process -

Certification Attestation Letter 7/20/2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA ATTN.: Reviewing Engineer FCC ID: 2ALHJ-WS029T FRN of applicant: 0026349670 Per section 2.911(d)(7) of the FCC rules, Unit Connection Technology Co., Ltd certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process:

Company Name: Airaintech LLC Physical U.S. Company Address: 10337 cypress lakes dr, Jacksonville, FL 32256 Contact Person: Shaodong Hu Agent Email Address: airaintech@gmail.com FRN: 0033928474 The above contact person accepts the obligation for service of process. The applicant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Applicant Signed:

Agent Signed (if different to Applicant):

Signed:

Signed:

Printed name: Pei Ming Wang Title: President Company Name: Unit Connection Technology Co., Ltd Date: 7/20/2023 Printed name:

Title: Shaodong Hu Company Name: Airaintech LLC Date: 7/20/2023

*the applicant must designate a contact located in the United States for purposes of acting as the applicants agent for service of process, regardless of whether the applicant is a domestic or foreign entity. An applicant located in the United States may designate itself as the agent for service of process.