C5266091_X8_Ed.1 Letter of Authorization Shenzhen Sonoff Technologies Co.,Ltd. Company: Shenzhen Sonoff Technologies Co.,Ltd. Address: Room 1001, 10F, Building 8, Lianhua Industrial Park, Longyuan Road, Longhua District, Shenzhen, GD, China, Shenzhen Product Name: 4-gang Wi-Fi Smart Switch with RF Control Model Number: 4CHPROR3 FCC Identifier: 2APN54CHPROR3 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, is allowed to forward all 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. Date: January 08, 2020 Name:
Title: Managing Signature of applicant: Jerry Shi 1/1