With this device you can control a wide range of home appliances and office equipment (lights, power lines, garage doors, curtains, security systems, heating radiators, air conditioners, etc.)  from anywhere with the smallest WiFi-operated relay switch in the world.
 
Features:
has an embedded webserver
has been designed for installation in a limited space, such as wall mounts, electrical control panels, etc.
can function as a standalone device, as an accessory to a home automation controller, or it may be used as another automation system's component.
 
Quick Specs:
Operating Voltage AC - 110-230V ±10%, 50/60Hz 
Maximum Load 16A
Operating Voltage DC - 12V, or 24 – 60V
Relay Type - Dry Contact
UL Listed