FCC ID: 2BEWXSC155 Smart Camera

Smart Camera ModelSC155-WQ3 Input5V 1.5A FCC ID2BEWXSC155 IC32094-SC155 SN: ZR118061234567 MAC: AA:BB:CC:DD:EE:FF Zhejiang Lingzhu Technology Co., Ltd. 30x20mm 30x20mm 0.1mm mm mm Arial 7mm 5mm 3.1mm 5pt 4pt Smart Camera ModelSC155-WQ3 Input5V 1.5A FCC ID2BEWXSC155 IC32094-SC155 SN 3mm 4pt 30mm SN: ZR118061234567 MAC: AA:BB:CC:DD:EE:FF Zhejiang Lingzhu Technology Co., Ltd. 20mm 1.0 80#

SC155-WQ3 SC155-WQ3--

20240306

Zhejiang Lingzhu Technology Co., Ltd. Room 302,No 1 Building Huace Center,Xihu District, Hangzhou City, Zhejiang Province, China TEL: 0571-86581786 Date (03/22/2024) TUV SUD BABT UNLIMITED TCB Octagon House, Segensworth North, Fareham, Hampshire, PO15 5RL, United Kingdom Dear Sir or Madam, We, (Zhejiang Lingzhu Technology Co., Ltd.), hereby authorize Jiaxi XU from TV SD Certification and Testing (China) Co., Ltd. Shanghai Branch 3-13, No.151 Heng Tong Road Shanghai 201108 P.R. China to act as our agent in all matters relating to applications for equipment authorization, including the signing of all documents relating to these matters. This authorization expires on (Dec.31,2024). Sincerely, Company Officer:

E-mail: lilinyun@smartlz.com TEL: 0571-86581786 Linyun Li

Zhejiang Lingzhu Technology Co., Ltd. Room 302,No 1 Building Huace Center,Xihu District, Hangzhou City, Zhejiang Province, China TEL0571-86581786 Zhejiang Lingzhu Technology Co., Ltd. Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 02-28-2024 Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID: 2BEWXSC155 Applicant FRN: 0034841213 Zhejiang Lingzhu Technology Co., Ltd. certifies that, as of the date of the filing of the application, Tuya Smart Inc.is our designated U.S. agent for service of process for the above referenced FCC ID. Zhejiang Lingzhu Technology Co., Ltd. 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. Tuya Smart Inc. accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information:

Name: Tuya Smart Inc. U.S. Agent FRN: 0034102913 Address: 160 Greentree Drive, Suite 101,Dover,DELAWARE,19904 Contact Person: Jingchao Wang Tel.: 818-699-5031 Email: jake.wang@tuya.com Sincerely, Zhejiang Lingzhu Technology Co., Ltd. Linyun Li Tuya Smart Inc. Jingchao Wang Rev 1/26/2023

Zhejiang Lingzhu Technology Co., Ltd. Room 302,No 1 Building Huace Center,Xihu District, Hangzhou City, Zhejiang Province, China TEL: 0571-86581786 Date (03/22/2024) TUV SUD BABT UNLIMITED TCB Octagon House, Segensworth North, Fareham, Hampshire, PO15 5RL, United Kingdom Confidentiality Request FCC ID: 2BEWXSC155 Pursuant to Sections 0.457(d)(1)(ii) and 0.459 of the Commissions Rules, (Zhejiang Lingzhu Technology Co., Ltd.) hereby requests permanent confidential treatment of information accompanying this application as outlined below:

Schematics Block Diagrams Theory of Operation

(Zhejiang Lingzhu Technology Co., Ltd.) also hereby requests short-term confidential treatment of information accompanying this application as outlined below for a period of 180 days:

Internal Photos External Photos User Manual Test Set-up Photographs The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. The Applicant understands that pursuant to Rule 0.457(d)(1)(ii), disclosure of this Application and all accompanying materials will not be made before the date of the Grant for this Application. Yours sincerely, Company Officer:

Contact name: Linyun LI E-mail: lilinyun@smartlz.com TEL: 0571-86581786

Zhejiang Lingzhu Technology Co., Ltd. Room 302,No 1 Building Huace Center,Xihu District, Hangzhou City, Zhejiang Province, China TEL: 0571-86581786 Date: 03-22-2024 To: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Ref: Attestation Statements Part 2.911(d)(5)(i) and Part 2.911(d)(5)(ii) Filing Re. KDB 986446 D01 FCC ID: 2BEWXSC155 Dear Sir or Madam,

[Zhejiang Lingzhu Technology 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, [Zhejiang Lingzhu Technology 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 a specifically named entity or any of its subsidiaries or affiliates) as an entity producing covered equipment . If you have any questions, please contact us. Sincerely, Contact name: Linyun LI Company name: Zhejiang Lingzhu Technology Co., Ltd. Address: Room 302,No 1 Building Huace Center,Xihu District, Hangzhou City, Zhejiang Province, China E-mail: lilinyun@smartlz.com TEL: 0571-86581786

Zhejiang Lingzhu Technology Co., Ltd. Room 302,No 1 Building Huace Center,Xihu District, Hangzhou City, Zhejiang Province, China TEL: 0571-86581786 Date: 2024-03-22 To: Federal Communications Commission 7435 Oakland Mills Road Columbia MD FCC ID: 2BEWXSC155 To Whom It May Concern:

This letter is to ascertain that Zhejiang Lingzhu Technology Co., Ltd. Product name: Smart Camera, Model: SC155-WQ2, SC155-WQ3, SC155-WQ2A, SC155-WQ2B, SC155-

WQ2C, SC155-WQ3A, SC155-WQ3B, SC155-WQ3C, SC155-WQ4, SC155-WQ4A, SC155-WQ4B, SC155-

WQ4C, SC155-WQ2D, SC55-WQ3D, SC155-WQ4D have been the units used for conducting FCC compliance testing, the SDoC part will be tested by FCC recognized test lab. If you have any question or concerns, please contact us. Sincerely, Signature:

Contact name: Linyun LI E-mail: lilinyun@smartlz.com TEL: 0571-86581786

Zhejiang Lingzhu Technology Co., Ltd. Room 302,No 1 Building Huace Center,Xihu District, Hangzhou City, Zhejiang Province, China TEL: 0571-86581786 Declaration of Conformity We, Zhejiang Lingzhu Technology Co., Ltd. certifies that, FCC ID: 2BEWXSC155 IC: 32094-SC155 model(s): SC155-WQ2, SC155-WQ2A, SC155-WQ2B, SC155-WQ2C, SC155-WQ3A, SC155-WQ3B, SC155-WQ3C, SC155-WQ4, SC155-WQ4A, SC155-WQ4B, SC155-WQ4C, SC155-WQ2D, SC55-WQ3D, SC155-WQ4D is the same as model SC155-WQ3. The differences between all the models mentioned above are only for differentiation when sold in different regions in the future, while reserving some models that may be used. All models have the same appearance and hardware structure, what means those are the same product. The difference between model names do not affect EMC and RF tests. Sincerely, Signature:

Contact name: Linyun LI E-mail: lilinyun@smartlz.com TEL: 0571-86581786

Zhejiang Lingzhu Technology Co., Ltd. Room 302,No 1 Building Huace Center,Xihu District, Hangzhou City, Zhejiang Province, China TEL: 0571-86581786 WIFI Channel 12 ,13 and 14 Declaration Letter We declare the equipment identified below with regards to Channel 12,13 and 14 capabilities for FCC ID: 2BEWXSC155 IC: 32094-SC155 Declaration Product hardware does not have the capability to operate on Channel 12,13 and 14. Product hardware has the capability to operate on Channel 12 ,13 and 14. However, these three channels will be disabled via software and will not be accessible to user. Product hardware has the capability to operate on Channel 12 ,13 and 14. However, all the operated channels cant be changed in the RF parameter via software. All channels have complied with all of the requirements sets out in FCC Part 15.247. Product hardware has the capability to operate on WiFi Channel 12 ,13 and 14, and meets the requirements of KDB 594280 D01 v02r01. Please note:

1.) By default, this device operates in a mode that is compliant with the U.S. requirements. 2.) This device will also use supplemental information such as geo-location data to determine that it is operating outside the U.S., if necessary, to change its power. Such supplemental data will be derived from the following:

Global Navigation Satellite System (GNSS)7 sensors in the device Mobile Country Code (MCC),8 or MCC with a Mobile Network code (MNC), received from a CMRS9 carrier and received directly by a receiver on the device Country information derived from multiple adjacent access points (for example using IEEE Std 802.11d provisions) may be permitted on case-by-case basis Other suitable geo-location data based on IP addresses or other reliable source. Title: / Manager Contact name: Linyun LI E-mail: lilinyun@smartlz.com TEL: 0571-86581786 Date: Mar. 22, 2024