Input voltage: 9-18V DC
Steady-state flux: 3,000 ± 2,000lm
Operating current: 4.0A
Turn on the lights output: >70% at 2 seconds, >85% at 3 seconds
Operating temperature: 40 to 105°C
Steady-state output power: 50W ± 3W
Lifespan: >3,000 hours
 http://www.chinaautomotivelighting.com/