Vander LED Portable Flashlight Torch with Charger&18650 Batteries For Carry Caving Hiking & Night Riding The included high capacity 18650 lithium-ion battery provides long runtime and easy recharging Powerful ultra-bright XM-L T6 LED chip provides a high light output compared to others Strong aluminum exterior provides both security and durability Adjustable focus zoom lens allows you to easily switch from a narrow beam to widespread coverage Easily recharge the light whenever the power is low thanks to the included 18650 battery charger