Features 1、The lighting effect is good, using 3 x XHP70.2 LED lights, the highest luminous flux can get 15000 lm, and the LED service life can get 100,000 hours. 2、Manual dimming mode: 100% strong light ‑50% medium light‑25% low light‑reading light 2%‑SOS. Double‑click the switch to start the flashing function, double‑click again to enter the signal flashing, and press and hold the switch for 3 seconds to turn off in any function. 3、Unique appearance design, black anodized treatment, aviation aluminum alloy barrel, stylish and generous appearance, easy to hold and use for lighting. 4、Good condensing effect, aluminum alloy vacuum plating orange pattern lamp cup, high reflection effect, low light loss, perfect light spot, high temperature resistance of the plating layer on the surface of the reflector, not easy to fall off, durable. 5、Wide range of applications, suitable for diving, fishing, hunting, underwater, fishing, salvaging, camping, camping, etc., charged electricity indicator switch, real-time control of electricity. Specifications Item Type: Strong Light Flashlight Material: Aluminum Alloy Weight: Approx. 581g / 20.5oz Color: Blue LED: 3 x XHP70.2 LED lamp beads Brightness: 15000LM LED Lamp Service Life: 100000 hours Discharge Time: 2 hours Applicable Battery: 2 or 3 x 26650 lithium battery power supply (not included) Head Diameter: Approx. 76mm / 3.0in Tail Diameter: Approx. 36mm / 1.4in Length before Installing Extension Tube: Approx. 239mm / 9.4in Length after Installing Extension Tube: Approx. 302mm / 11.9in Waterproof Rating: IP68 Package List 1 x Flashlight(Battery Not Included) 1 x Sling 1 x Extension Tube 1 x Battery Tube 2 x Waterproof Ring