WindFire&reg; C8 Tactical Hunting Light Cree Xm-l T6 Led 1600lm 5 Modes 18650 Battery Flashlight +Pressure Switch & 45&deg;Side Picatinny Mount Rail Offset Ring Side Mount for Hunting Fishing (No Battery) 1600 lumens White light output produced by Cree XML -T6 LED Material: 6061T Aluminium, brand new, high quality Light throw distance: Approximately 300-500 meters . Powered by: 1 x 3.7V 18650 rechargeable battery (battery not included) Designed to mount on certain hand pistols, rifles and shotguns with proper mounting equipment.