APP Controlled Smart Recessed Lights - Simply download the Smart Life APP and connect the smart recessed ceiling lights with your smartphone via Bluetooth. You can adjust the RGB (16 million full colors), CCT (warm white 3000K to cool white 5700K), 1%-100% dimmable through the APP. PLEASE NOTE: This feature does not require Bluetooth Gateway. Add Extra ALUSSO Bluetooth Gateway Socket (NOT INCLUDED) - Purchase an additional Bluetooth Gateway Socket to the smart recessed lights. You can free your hands by issuing commands to Alexa and Google Assistant. Set timers to automatically turn your recessed spot lights colour changing on or off at the preset time. Control your recessed smart spot lights from anywhere at any time via App. IP44 Prevent Waterproof/Dust - ALUSSO led app control downlight can effectively prevent dust, splashes, and mosquitoes from entering. It's perfect for damp and dusty places like bathrooms, hallways, bedrooms, stairs, balconies, garages, attic rooms, bars, hotels, wedding decorations, parties, and more. Bluetooth Smart LED Downlights - Warm&cold white, 1%-100% dimmable,16 million colors, voice control, timer schedule, group control, music sync, 8 scene modes, or DIY your own unique scene. Meet your daily lighting needs while also meeting your individual needs.