Usage Tips:Perfectly compatible:Underwater lights For slr camera slr camera slr camera slr camera slr camera and hero 6 hero 5 hero 4 hero 3+ hero 3 hero session and other slr camera or other action camera 164ft Waterproof(50M): The underwater lights can waterproof 164ft(50M), You can the photos and videos you want at the bottom of the sea to bring you the perfect visual effect. Even in heavy it will not affect the work of waterproof lights Built-in lithium battery: Use The 2600Mha lithium battery, You can use the Micro-USB cable at any time to charge. Diving lights used 84-leds high-brightness LED desing, Bright/wide angle light has 5000lux, Color temperature 5500k 4 lighting modes: This light has 4 lighting modes, Satisfy you in different environments. Careful design: Even if used in the , it will not rust. High light modes: about 2.5 hours; Mid light modes: about 3.5 hours Low light modes: about 5 hours; SOS modes: about 9 hours colour:black Material:ABS size:1.5*6.5cm Package Contents: 1 * Diving Light 1 * USB cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.