... metal, aluminum tubes 3.with three button cells LED keychain mini flashlight keychain 1.Mini size 52mm*10mm2.Material: plastic, metal, aluminum ... tubes3.One white led light4.Cheap,good promotional5.Battery: AG ... MCD, single lamp, can also replace theGroduction of other LED lights. MOQ: 2000 PCSPacking:1pc/pp bag,400pc/ ...