Smart Light Bulb, Multicolor SPEC: B38 bulb, E14 base, 220~240 V, 50/60 Hz, 8.6W, 16 Million Colors, 2500K-6500K, Brightness: 470 lm(Default 2700K), 40W Equivalent, Beam angle 260°, Lifetime Up to 25,000hrs, ERP:F, 2.4 GHz Wi-Fi, Bluetooth (Can be control via Bluetooth locally) FEATURE: Multicolor, Tunable White, Easy Dimming, No Hub Required, Voice Control, Diverse Light Effect, Music Sync, Auto Biorhythm Lighting(Circadian Mode) , Remote Control, Group Control, Schedule and Timer, Energy Monitoring