Each bundle contain 2 bulbs, 2 ballast, and accessories.
Easy and Simple installation. Usually takes less than 20 minutes! Literally "Plug-and-Play" in most vehicles with no resistors or extra wiring. Some vehicles may need professional installation.
Waterproof,Dustproof,Shockproof .3X Brighter than Halogen Bulbs. Lasts 5X Longer. 35% Less Power Consumption.
2 YR Warranty. Service Life 5,500 Hours or 229 Days, AC 55w: MAX bright 3,900 Lm light
Compatibility: please check existing bulb before placing order, if not sure please visit sylvania bulb reference guide, using Amazon partfinder will not guarantee fitment, 12V input required