This Crompton branded wifi/smart led strip comes in a 5M roll and uses 18W of power (3.6W per metre). It has a 300 lumen per metre (1500lm total) output and can be completely customized via the app which is available on the Google Play and Apple stores. You have the option to select any colour via the RGB wheel or to select a 2700K very warm colour up to the bright daylight 6500K there is also facility for dimming the strip or switching it off/on all from your smart phone or Amazon Alexa device.