New arrival XTAR Dual light sources CR123A/16340 headlamp-Commander CR H2 CREE XP-G2 R5 Anodized aircraft 6061 aluminum alloy, Hard-anodized anti-abrasive finish 53.0gBattery excluded Battery type recognition, Automatic shift down, over-discharge protection size23.0mmHead Dia*24.5mmBody Dia*21.5mmTail Dia*97.0mm Length