This flashlight has a simple design and can be easily carried.Super bright CREE LED flashlight and 5-mode design: high, medium, low, flash, SOS.Special reflector design to improve light output efficiency.Made of high-quality aluminum alloy to avoid damage if droppedWaterproof design for life, non-slip and wear-resistant.Comes with a lanyard for easy portability.Zoom in/out Adjust focus: x1, *, x500, make user x2000.Scalable and adjustable focus to illuminate different ranges.Suitable for indoor use and outdoor activities, like camping, fishing, hiking and so on.Product parameters: [appearance color]: black (color can be customized)Bulb used: CREE T6[Appearance material]: Aviation aluminum, military standard three-level hard anodizing[Switch mode]: Tail push switch[Battery used]: 1*18650 or 3 AAA (not included)[Continuous light-emitting time]: 3-4 hours (depending on the battery and gear position)[packing]: white box, can also be equipped with a gift box[Product Size]: Length: (Retracted: 13.5, Pulled: 15.5) * 3.7cm (head diameter)[Brightness]: 1200 lumens, the effective range of strong light is 500 metersCircuit: Constant current drive circuit, DC-DC.[Gear]: 5 gears