Description This is a long lasting 55W AC digital HID ballast with smart chip of high technology and slim design for tight space installation. It greatly reducing vehicle power system load . Waterproof, shockproof, heat resistance, and anti electronic interference.Widely implied in 12V truck, 12V bus, 12V off-road vehicle, and 12V tractors,ect. Feature - Color: Black - Material: Metal - Size: 8 x 6 x 1.5cm - Input Voltage: DC 12V - Operating temperature: -40~105 - Power: 55W - Working Hours: more than 2000hours - Long Lasting 55W AC digital HID ballast with smart chip of high technology and slim design for tight space installation. - Greatly reducing vehicle power system load - Waterproof, shockproof, heat resistance, and anti electronic interference - AC Digital Technology prevents flickering by adapting to the electronic pulses of your vehicle, which offer faster, cooler, and quieter performance - Widely implied in 12V truck, 12V bus, 12V off-road vehicle, and 12V tractors,ect Package List1 x HId Ballast Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia