FCC ID: 2AQURZW31S In-Wall Dimmer Switch

EVA LOGIK Smart Dimmer Switch e ZW31S. Identify the wires. LINE (Hot) Black (connected to power) NEUTRAL White LOAD Black (connected to lighting) GROUND Green/Bare TRAVELER Red/Other(only in 3-way in stallations) COMMON ar Ground fa Ground Load j 0. o Line s@4 7 Yulia From source 3-Way switch option 2 From source Line FCC 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. Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Note: 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 against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions,may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, Specifications:

Model: ZW31S Power: 120VAC, 60Hz Frequency:908.4 MHz FCC ID: 2AQURZW31S Temperature Range: 32 F~104 F

* Switch x1 Wiring x1

* Screws x2

" + Faceplate x1 Indoor use in dry location Single switch From source gus P=

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From source None-connection which can be determined by turning the equipment off and on,the user is encouraged to try to correct the interference by one or more of the following 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.

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Smart Dimmer Switch Model: ZW31S Indoor use in dry location Power: 120VAC, 60Hz Frequency:908.4 MHz FCC ID: 2AQURZW318 Made in China Vio

C5266091_X10_Ed.2 NIE-TECH CO., LTD Date: 2020-10-22 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Subject: Request for Confidentiality FCC ID: 2AQURZW31S To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules

(47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits ID Label/Location Attestation Statement External Photos Block Diagram Schematics Test Report Test Setup Photos Users Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) SDR Software / Security Info Long-Term Confidentiality Short-Term Confidentiality NOTE 2 No No No No No NOTE 1 NOTE 1 No No No No No No No No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In case of above are withheld from public view for a period of Grant of Equipment Authorization and prior to marketing. short-term Confidentiality, the applicant requests the exhibits selected days from the date of the It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. 1/1 C5266091_X10_Ed.2 Sincerely, Signature:

Name:Jianghai Nie Title:Manager 1/1

Declaration on model difference We, NIE-TECH CO., LTD the undersigned hereby confirm that these models are identical, and all models have the same RF module and Antenna, except for color of enclosure and model No. for trading purpose. Product name Trade name FCC ID INPUT Model No. In-Wall Dimmer Switch N/A 2AQURZW31S AC120V,60Hz ZW31S,ZW31TS,M S11ZS,MS13ZS Confirmed by:

Clients signature:

Date:2020-10-22 Clients name / title: Jianghai Nie /Manager Page 1 of 1

C5266091_X8_Ed.1 Letter of Authorization NIE-TECH CO., LTD Company: NIE-TECH CO., LTD Address: Jinlian commercial center 9001, Jinxiu road No.2, Changan Town,Dongguan City, GuangDongProv., CHINA Product Name: In-Wall Dimmer Switch Model Number: ZW31S,ZW31TS,MS11ZS,MS13ZS FCC Identifier: 2AQURZW31S We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. is allowed to forward all Name: Jianghai Nie Date: 2020-10-22 Title: Manager Signature of applicant:

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