Colour Changing - With colour temperature of 2700-6000 Kelvin and changeable brightness,this light delivers a cozy atmosphere for anywhere. Warm White + Cool White can meet any kind of lighting environment and you can customize any lighting as you want. Timing Function - These WiFi recessed ceiling lights can be set to automatically turn off/on the light after a few hours. With 24 hours cycle timing,the light would turn on and off automatically every day according to your instruction,which can make our life more easy and convenient. Easy Installation & Safety - The Frameless design gives you maximum light from all angles and creates an unbelievable ambience in your living room or retail shop. Work at 220-240V AC. Remote Control - After connecting the lights with your phone,you can control your lights wherever you are to provide you a smart and safe life.