Features: 1.Deep waterproof,professional underwater operation flashlight,portable and easy to carry. 2.Accompanying with the battery level display,you can observe the battery level at any time. 3.Aluminum alloy light cup lamp holder more concentrated light,durable and stable. 4.Stepless dimming,can be adjusted to the best brightness according to the surrounding environment. 5.Professional waterproof function,can be used for underwater work,diving depth of 50?80m/164.0?262.5ft.Item Type: FlashlightMaterial: Aviation Magnesium Aluminum AlloyColor: As Picture ShownProduct Length: Approx. 138mm/5.4inHead Diameter: Approx. 40mm/1.6inTail Diameter: Approx. 34mm/1.3inWeight: Approx. 205.0g/7.2ozLight Source: L2 LEDWhite Light Color Temperature: 6000K-6500KDiving Depth: 50?80m/164.0?262.5ft (predicted value)Diving Lighting Range: 200m/656.2ftWaterproof: IPX8Cover Treatment: Hard Anodizingluminous flux: 1600lmGear Position: Stepless dimming,long press the switch (brightness changes from strong light to low light,until flashing twice is the lowest brightness,long press again to change from weak light to strong light) (You can control the brightness according to your requirements)Switch Type: Central Waterproof Magnetic Control Push SwitchReflective Cup: Aluminum Alloy Light CupApplicable Battery: 26650x1/18650x1 (without battery)1 x Flashlight1 x Hand Strap2 x O Loop