WL-HWS-01/02/03/04 series switches are based on all-wireless Zigbee technology to build, fully embodies the Zigbee technology, completely breaking the traditional thinking wiring, you can replace any existing wall switch, not hot, neutral line, large ones restrictions, you can control any need to control home lighting, household appliances, etc., can also remote control of various home appliances, ubiquitous in the home automation. Product parameters: communication ZigBee wireless communication distance 50m / Infinity Power requirements 1.5V alkaline batteries 3 Operating temperature -10 ℃ ~ + 55 ℃ IOT sensing Guangzhou Branch Experience and Investment Center welcomes you to experience the intelligent home to discuss cooperation Project Sponsor: Nanjing IOT Sensor Technology Co., Ltd. Guangzhou Branch Investment Manager: Huang Fengjiao (tel: 13570469174) QQ: 2518164089