Features: - Can let low voltage rise to high voltage to activate xenon in bulbs to achieve high brightness lighting - Constant power output, energy-saving, protects the HID bulb from damage and provides long lifespan - With waterproof performance, and when short circuit, it will automatically stop working - Plug & play, easy to install and no modification required - Applicable to cars, motorcycles, electric vehicles Specifications: - Input Wattage: DC 12V - Output Power: 35W - Working Current: 3.35-3.55A - Operating Temperature : -40°C to 105°C - Life Time: >5000hrs - Fit for HID series: H1, H3, H4, H7, H8, H9, H10, H11, H13, 9005, 9006, 9007, etc. - Overall Dimension : 15"L x 2-5/8"W x 11/16"H (38x6.6x1.8cm) - Body Size: 4-5/16"L x 2-5/8"W x 11/16"H (11x6.6x1.8cm) Package Contents: - 2x HID Ballasts - 1x Manual Attention :Ebay MAP:$13.9,Other platform MAP: $13.9.