OPT7 Bolt AC 35w H1 HID Kit - Relay Bundle - All Bulb Sizes and Colors - 2 Yr Warranty [5000K Bright White Xenon Light] Bolt AC: Extra bright 3,400 Lm light - Increased reliability with AC ADAPT technology (lasts 20% longer) - Weatherproof Case 4.5x More light than halogen - 6,000 lifetime hours - 35% less power usage with the Z-Arc "Mini-ball" Xenon bulb Plug-and-Play Installation: Just connect QuickSnap connectors, securely lock OPT7 bulbs into housing and you're done. No cutting, merging or headaches Comprehensive HID kit that includes a relay harness and capacitors. Everything you need is included! GET EVERYTHING: 2 bulbs, 2 ballasts, 2 Capacitors, 1 Relay Harness, a FREE 2 Year Warranty, and FREE Installation Support when purchased from OPT7Lighting.