Fangrui Product Details 1. Voice Control:once You Have This Switch,you Can Connect It With Amazon Alexa(amazon Echo/dot/tap) Or Google Assistant For Voice Control. 2. Wi-fi Remote Control:you Can Use Smart Life App In Your Smart Phone To Control The Switch Wirelessly With Wi-fi Or 4g Network.no Hub Required. 3. Timing Function:take Full Control Of Your Home Or Office Lights Thanks To Schedule Timer That Will Allow You To Plan The Exact Time To Turn Lights And Appliances On/off Automatically 4. Share Device:this Samrt Switch Can Have Several Control Sites Shared By Different Family Members.one Mobile Phone Can Control Many Switches Also. : App Remote Control Radio Protocol: Zigbee/ Wi-fi 2.4ghz Wireless Standard: Ieee802.11b/g/n Specification: 1/2inch(dn15) Power Supply Voltage: 12v / 1a Actuator Rotation:90 Waterproof:ip66 Max Pressure: 1.6mpa Operating Time: 5 Seconds Life Time:100,000 Circles Medium Temperature: 0-95plug Type: Uk Plug,it Applies To Malaysia, The United Kingdom And So On. Voltage: Ac 220v Colour:a