Xenon HID Ballast for H1 H3 H4 H7 H8 H9 H10 H11 H13 9004 9005 9006 9007 880 881 5202 Play - installs in 20 minutes or less (no wire-cutting or special skills required) Waterproof, 100% Dustproof, 100% Shockproof. Fireproof AMP connectors Quick start in cold and hot states. Instant conversion to arcing stability mode Reverse polarity protection. Short circuit protection. No-load operation protection Screened high-voltage modulus for eliminating radio interference. Suitable for 12V vehicles only.