Brightness Quantity: 850 lumens. Energy Info: $1.02 Based on 3 hrs/day, 11 cents/kWh. Cost depends on rates and use. 8.5 watts. Voltage: 120 V. Bulb Info: LED. Is Dimmable. Screw. Bulb Life: 13.7 years Based on 3 hrs/day. Bulb Appearance: 2850 k.