Specification:Product name: Astrolux SC Copper Flashlight Shell HostMaterial: CopperWeight: about 200gSize: 105mm x 28mm(length x body diameter)Package included:1 x Astrolux SC Copper Flashlight Shell Host (not included driver and led)1 x smooth reflector1 x spring1 x pill1 x aluminum ring1 x lens1 x switch cover1 x o-rings1 x box1 x ClipSuitable Driver click here: Driver