... /3.67oz(without battery) Brightness 16,000-18,000MCD per white LED Switch tailcap switch Color optional Voltage 3.7-4.5V ... Flashlight,High End Flashlight and so on.For High Power LED Flashlight (1W,3W,5W or above),we can use domestic 1W,domestic 3W,NICHIA ... ,SSC,OSRAM,LUMILEDS and CREE LED.And LED Flashlight with D & C,18650,26250 or CR123 ...