... off, no warm-up8. Operating Temp: -40 ~ + 155 deg9,Dual-oversized heat sink10,Low power consumption11,IP68 Rating12,Military standard ... paiting technology14,Sealed waterproo connector15,Pass Chinese Military Standard GJB 150&US MIL810-STD16,High Temperature, Low ... Altitude, CE&Rohs certification17.Usage: ATV, SUV, Project vechicle, off road , 4x4 ,mining vehicle , heavy equipments Truck, Jeep, ...