1) One pair of bulbs, Buyer chooses any Bulb type and Color Temperature, 3000K ~30000K 2) Two ballasts, Digital ballasts 35W, 55W, 70W 3) A bag of Brackets and screws 3) installation instruction Booklet , Package box 2.Specifications,lamp parameters: Power 35W and 55W Input Voltage 9V-16V Input Current 3.2A Normal Voltage 80V Luminous flux 3500lm Color temperature 3000K, 4300K, 5000K ,6000K, 8000K, 10000K, 12000K Lifespan 3500hrs Working temp -45C ~+ 105C Quality warranty 12 months limited warranty, and replace all damaged items free of charge according to our warranty card permission. Available bulb types H1,H3,H4,H6,H7,H8,H9,H10,H11,H13,9004,9005,9006,9007,H4 bi-xenon,H13bi-xenon,9004bi-xenon,9007bi-xenon,D1C/R/S,D2C/R/S,D4C/R/S. box, 10 box per carton.