hid slim ballast,hid ballast, thin ballast, 12V/35W, 12V/50W, 24V/35W, 24V/50W, AC ballast is steady and DC one is supplied too. HID feature:Input voltage: 9~18V DCWorking current: 3.5AWorking temperature: -40 to +105Working lumen: 3000±200lmStarting input: 70% at 2 secs, 85% at3 secsLife time: 3000hrsAnti-electromagnetic interference: S95/54/ECOutput power in stable state: 35W ± 3WOutput voltage ...