Slim Ballast- Hid Xenon Bulb Light, Headlamp Kit. Feature: 100% Brand New, TOP A Quality Item Was Made of Anti UV-Cut Quartz Tube,the Controllable Range of Light Will Be Greater, to Avoid the Potential Risks of Dazzling. Xenon Bulbs Have Three Times the Light Intensity Than Ordinary Halogen Bulbs, but Consume Only Two-thirds of Their Energy. The Wider Range of Illumination and Greater Light Intensity Greatly Improve the Safety and Comfort of Driving. Constant Output, Safe and Reliable: When the Car's Power Supply System and Battery Fail, the Ballast Automatically Shuts Down and Stops Working. Specifications: Voltage: 12 V Wattage: 35W/55W External/Interior: External Lights Socket Type: H1,H3,H7,H8/H9/H11,9005/HB3,9006/HB4 For Car Lamp: Headlights Light Model: H7 Light Type: Single Xenon Light Power: 35W/55W Voltage: DC 12V Luminouns Flux: 3200lm-4800lm Work Enviroment: -40-105° Working Noise: 5DBA Lifespan: 5000hrs Color Temperature: 4300K -- Warm White 5000K -- White 6000K -- Pure White 8000K -- White Blue 10000K -- Blue 12000K -- Deep Blue Package: 2pcs X HID Xenon Bulb 2pcs X Slim Ballast Note: Replacing Xenon Headlights Requires the Addition Of  hid Ballast to Protect the Circuit Load, Control and Stabilize the Current. Modification of Xenon Lamps Requires Lenses to Adjust the Focus of the Lights to Prevent Glare and Improve Driving Safety. . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.