Fitting: GU10, Form factor: GU10, Lifetime: 15000 hour(s), Color temperature: 2200-6500K, Wattage: 5.5 W, Input voltage: 110V-130V, Light output: From warm to cold white color, Lumen output: 300 lm @ 4000K, Software upgradable: when connected to Hue bridge, Start up: Instant 100% light output, Height: 57 mm, Height: 2.2 inch, Width: 50 mm, Width: 2.0 inch, Max. operation power: 5.5 W, Max. standby power: 0.1 W, Bridge: No, Ethernet network cable: No, Power adapter: No, Hue bulbs: 1, Hue dimmer switch: No, Hue Tap switch: No.