Brightness Quantity: 400 lumens. Energy Info: $0.66 based on 3 hrs/day, 11 cents/kWh. Cost depends on rates and use. 5.5 watts. Package Info: 2-Pack. 2. Voltage: 120 volts. Bulb Info: LED. Is Dimmable. Screw. Medium Base. Bulb Life: 13.7 years based on 3 hrs/day. Bulb Appearance: 2150 k.