Rechargeable aeronautical construction and durability lens. The lens provides you with 800 lumens with CREE Q5 LEDs of high clear brightness and with a very comfortable non-slip design. or 50% for battery economy. The zoom function gives unlimited applications and helps you in whatever you want to illuminate. The lens comes in a box with 1 battery with code 18650, with home-car charger with 1 eco pack that places 3 alkaline 3AAA batteries (Not included) for extra use.