ENER-J SHA5203-E27 Wifi Smart LED Bulb (E27) A clever little device, this WIFI Smart LED Bulb is controlled by a phone app with timing switch control, dimmer, brightness adjustment and remote control. This is a Wi-Fi enabled, multi-coloured, energy efficient smart LED light bulb that can help you relax or concentrate, change the atmosphere of a room, or bring a party to life. 2 Year Warranty Easy to use and install On/Off, dim lights, change colors with RGB or keep single color warm white Works with Amazon Alexa Echo No HUB required Working Lifetime: 20,000 Hrs Wireless range: within 100M 6W Edison Screw Cap (E27) Energy efficient, smart LED light bulb