Smart Wi-Fi Spotlight, Dimmable, 4-Pack SPEC: 2.4 GHz, IEEE 802.11b/g/n, GU10 Base, 220–240 V, 50/60 Hz, 350 lm, 3.7 W, 2,200 K~6,500K, 16 Million Colors, Beam Angle 40° , 4 kWh / 1000h, lifetime up to 15,000 hrs, Energy Efficiency Class E. FEATURE: 16 Million of Colors, Dimmable, No Hub Required, Voice Control (works with Amazon Alexa and Google Assistant), Remote Control, Schedule and Timer, Easy Setup, Away Mode, Energy Monitoring, Devices Sharing, Group Control