Characteristics: The flashlight is made of high quality aluminum alloy, robustness, long-term daily use, up to 100,000 hours or more, there is no need to replace the lamp mask for life. Waterproof, but don 't put it in water for a long time., show off the effect. The best performance of outdoor activities. Focusable, stretchable flashlight. Note: Lighting distance: 50-100m: 2-4 documents: 2000lm: Led: Q5 zoom: It 's light color: White 3 model: Type of high/low/flash battery: 1x battery specification in 2000mah built-in batteries: Material: Aluminum alloy size: 92mm x 25mm (Long x head diameter) Color: Black packaging includes: 1 x usb: Please avoid direct exposure to your eyes.