WindFire&reg; S11 2000 Lumen Flashlight 5 Modes Waterproof Cree T6 XM-L U2 L2 Led Zoomable Camping 18650 Battery Rechargeable Torch Flash Light Lamp With Clip and Lanyard Strip+ 2pcs 18650 Li-ion 3.7v Battery + 18650 Dual Charger for Hunting, Fishing WindFire S11 1000 Lumens Focus Adjustable CREE XM-L T6 LED Bulb Zoomable Lamp Flashlight. Support zoom in zoom out function with adjustable focus. 5 switch modes LED flashlight : high / middle / low / strobe / sos Power Source: 1 x 18650 Rechargeable Battery (included) Super brightness, best suitable for camping, travel, outdoor activities, etc..