QzxBright 1000 Lumen Handheld Flashlight Led Cree Xml- T6 Water Resistant Camping Torch Adjustable Focus Zoom Tactical Light Lamp for Outdoor Sports Tactical Flashlight Craftwork: Premium Anti-abrasive Coating, Toughened, Ultra clear glass lens. Reverse polarity protection: protect the LED light do not burn out if the battery installed backward Skid-proof and Qater-proof design: A great light for camping, hiking, cycling, hunting, Everyday carry for general usages. Adjustable focus range for different usage, stretching to adjust its focus Power Source: 1 x 3.7V 18650 Battery or 3x AAA battery (Not Included).