This wi-fi web link allows use of a pc, smartphone, iphone or ipad to remotely control any lightwaverf device using a single controller from anywhere with an internet connection. Plugs into any standard wireless router with broadband. Remote control of Light wave RF devices over the internet or GSM network. Control lighting, electrical and heating devices from anywhere in the world. Use a PC, Smartphone Tablet, iPhone or iPad for instant control (not included). Ideal for energy saving and home security. Compatible with Amazon Alexa.