Brightness Quantity: 15 lumens.. Energy Info: $0.04 based on 3 hrs/day, 11 cents/kWh. Cost depends on rates and use. 0.35 watts. Package Info: 4-Pack. 4. Voltage: 120 volts.. Bulb Info: LED. Screw. Candelabra.. Bulb Life: 13.7 years based on 3 hrs/day. Bulb Appearance: 2700 k.