Switch for High Power - High quality 20A Relay, more stable and safety, max. 4400W Tempered Glass Touch Panel - High sensitivity touch button, fast response, no delay App Remote Control from Anywhere - Control(Turn on/off, set timer) your appliance remotely by using "Smart Life"/"Tuya Smart" APP in your smartphone with Wi-Fi or 4G/5G network, no hub/gateway required. Voice Control - Works with for Alexa, for Home and Siri(iOS 12.0 or later), you can voice control the home appliance through voice commands. Multifunction Timer - Countdown/Schedule/Circulate/Random/Inching - You can set 1 or more timer to make the boiler turn on/off automatically, or running for a period of time and then close automatically. Share Device & Group Control - Multiple cellphones can control the same boiler switch; one cellphone can control multiple switches at the same time. Real-time feedback of switch status Low power standby,energy saving and safe;fast response,no delay With 4400W load can support high power appliances. Strong signal ensures the connection between and switches. Surge resistance and effective protection of circuits. Model Number:--WHPEU Input:AC 100-240V-50/60Hz Maximum Current:20A Maximum Power:4400W Standby Consumption:Less than 0.5W Wi-Fi Standard:IEEE 802.11 b/g 2.4GHz APP:Tuya Smart/Smart Life Type:EU Standard Purchase Notes: 1. This switch needs to be connected to a neutral line. 2. Only supports 2.4GHz Wi-Fi network,not compatible with 5GHz Wi-Fi. 3.The switch can't adjust the temperature. 4. For or for Home or for (iOS 12.0 or later) is required if you want to use voice control. Colour:Black Material:Plastic Size:86x86x35mm Package Contents: 1 x High Power Switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.