Waterproof Outdoor Portable Aluminum Alloy Super Bright Flashlight LED Flashlight Lamp Light for Camping Mountaineering Specifications:High brightness LED lamp. Strengthening waterproof design, easy to cope with harsh environments in the natural environment. The shell is made of aluminum alloy material, which is light and durable, not afraid of falling and pressure. Push-button switch at the bottom of the switch. Item Name: Flashlight Material: Aluminum Alloy Battery: 1 x AA Battery (Not Included)Features: Super Bright, Portable, Waterproof Diameter: 1.9cm/0.75", Length: 9.4cm/3.7" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Included:1 x Flashlight1 x Lanyard