Features: Waterproof, heatproof, shockproof, anti-electronic interference, and constant power output. Best used for large vehicles such as trucks, tractors, buses, trailers, off-road vehicles, 4WD, heavy-duty automotive, and engineering applications. Not suitable for cars or motorcycles. Specifications: Housing color: Black Material: Aluminum shell Input voltage range: 9–18V DC Normal input voltage: 12V DC Output voltage: AC Max. start voltage: 23KV Cool starting current: Less than 10A MAX Normal input current: Approx. 8.5A Output power: 100W (theoretical maximum rated wattage) Output voltage: 70–140V AC Waveform: True square wave Operating temperature: -40°C to +105°C Efficiency: Greater than 87% under 13.2V DC input Package contents: 1 x Ballast 1 x Box Note: Only the items listed above are included. Other products are not included. Lighting and display differences may cause slight color variations between the image and the actual item. Measurement allows an error of +/- 1–3 cm.