Features 1、The flashlight is made of quality material, durable, waterproof and anti-rust 2、Clear and quality lens has high efficiency of light transmission, can provide bright illumination for night use 3、Professional waterproof feature, can be used for underwater work, waterproof depth is up to 50m 4、Powered by one detachable and rechargeable 18650 or 26650 battery, practical and convenient 5、Portable and lightweight, good for outdoor and household uses Features: The flashlight is made of quality material, durable, waterproof and anti-rust. Clear and quality lens has high efficiency of light transmission, can provide bright illumination for night use. Professional waterproof feature, can be used for underwater work, waterproof depth is up to 50m. Powered by one detachable and rechargeable 18650 or 26650 battery, practical and convenient. Portable and lightweight, good for outdoor and household uses. Specification: Material: Aluminium Alloy Color: Black Light Type: LED Luminous Flux: 850lm Brightness Mode: Electrodeless adjustment Power Supply: 1 x 18650 or 26650 Battery (not included) Waterproof Depth: 50m / 164ft Luminous Distance: 200m Size: Approx. 38 x 37 x 136mm / 1.50 x 1.46 x 5.35in Weight: Approx. 198g Package List: 1 x Flashlight 1 x Lanyard 2 x O-rings Package List