Magnum star II, Xe replacement lamp, for 4 cell c or D Maglite candent, new advanced performance bi-pin style lamp, higher lumen output & improved beam quality, lamp & simple to use retro-fit kit, lamp Adapter & retainer collar, c cell 105 lumens 4 hour run time, D cell 98 lumens 9 hour 30 minute run time. This product a large value. Product is highly and very easy to use. This product is in china.