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. Timer 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. External driver design,Slide switch for color selection,3 years warranty. IP Rating: IP44 splash proof,can be used in bathroom zone 1,2 & 3,or above the shower. 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. Dimmable and CCT Changing via ENERJSMART app. (Not suitable for dimmable switches) 30,60,90mins fire rated,to prevent the fire spread through the ceiling. Complies with BS EN6059,BS5250,SGS TUV BS476 Parts 20,21&23. Super heat dissipation aluminum heatsink.