WL-HWS-01/02/03/04 series switches are based on all-wireless ZigBee / SmartRoom technology to build, fully embodies the ZigBee / SmartRoom technology, completely breaking the traditional thinking wiring, you can replace any existing wall switch, not by FireWire, zero line, large ones restrictions, you can control any need to control home lighting, household appliances, etc., can also be remote control of various home appliances, ubiquitous in the home automation. [Intelligent home experience center QQ exchange group: 371 042 614] Product parameters: communication ZigBee / SmartRoom wireless communication distance 50m / Infinity Power requirements 1.5V alkaline batteries 3 Operating temperature -10 ℃ ~ + 55 ℃ ten years of R & D operations , 127 patents, more than 1,000 domestic dealers, 400 million of capital financing, Nanjing IOT Sensor Technology Co., Ltd., a well-deserved giant field of intelligent home! Free agent training, security service, museum and renovation subsidies, technical counseling support, year-end rebates, smart home leading brands, international ZigBee Alliance China regional headquarters, the Allianz Group was welcome to join!