... ±400lm9. Lifespan:3000-5000 operating hours10.Working temperature:-40-85°C 11.Color Temperature:6000K(3000K-12000K optional ... :Available for offroad vehicle,atvs,truck,engineering vehicles(excavator,treedozer,road roller,bulldozer,crane and mining truck etc ... ballast10:toughened glass, clear polycarbonate lens coverSafety features:1. high-side short circuit protection,2. open circuit protection3. ...