Direct replacement for conventional incandescent lamps, while saving up to 30% energy. New Wattage of 77W. 1. No mercury contained2. Main voltage, 110-130V/220-240V3. 2000 hours life span4. Instant start, no warm-up time5. 100% dimmable6. Energy saving up to 30%, 77W=100W incandescent bulb7. 1326 lumen, C class8. Length: 105mm, diameter: 60mm