Features:

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.
Wi-Fi Remote Control
You can use "Ewelink" APP in your smart phone to control the boiler switch wireless with Wi-Fi or 4G network.no hub required.
Share Device
This smart boiler switch can have several control sites shared by different family members.one mobile phone can control many switches also.
Control from Anywhere
Instantly turn on/off your appliance with your smart phone. The free app allows you to add as many smart switches as youd like to keep track of multiple appliances, whenever, wherever.
Wide Compatibility
The switch can be compatible with both iOS ans Android Mobile System, works with Amazon Alexa/Echo, Google Home.

Specification:
Type: Boiler Switch
Quantity: 1pc
Material: ABS, Tempered Glass
Color: Black/White
Plug: US/EU, UK
Power Supply: 90V-250V AC
Max Current: 20A/gang
Wireless: 802.11 b/g/n 2.4G
Security: WPA-PSK/WPA2-PSK
Switch Panel Height: 0.9cm/0.4 inch
Installation Part Size: 5.0*5.2*2.4cm/2.0*2.0*0.9”
US Switch Size: 12.0*7.6*3.4cm/4.7*3.0*1.3”
EU/UK Switch Size: 8.6*8.6*3.3cm/3.4*3.4*1.3”
US Switch Weight: 151.6g/5.4oz
EU/UK Switch Weight: 138.0g/4.9oz

Package:
1* Boiler Switch
5* Screws
1* User Manual