Ballast Features:1) Input Voltage Range: DC 9 - 16V2) Normal Voltage: 12V3) Input Current: 3.2A4) Max Input Current: 6A5) Output Wattage: 35W6) Working Temperature: - 40° ~ 105°C7) Max. Start Voltage: 23KV8) Casing: Stainless Steel9) Splash Proof Sealed10) Dimension: 4.25L X 3W  X 1D (Inch)      10.8L X 7.7W X 2.6D (Cm)11) Plug And Play Installation