Anthracite 1200W thermostatic WiFi enabled heating element for hard-wired installation Controllable on a smart device using the downloadable ECOSO app - Google Home and Amazon Alexa compatible Programmable settings including schedule, eco, comfort and boost modes plus dryer and anti-freeze functions Suitable for use with bottom inlet vertical radiator or heated towel rails only Please note: You should choose a heating element with an output not greater than the Delta 50 value of your heating appliance for safe operation, Weight: 2.0502990366 pounds, Manufacturer: ECOSO