Feature:1. Equipped with 1/4 inch screw hole, including ball head and cold shoe adapter, you can install the LED light on the camera.2. It is composed of bright LED patches, high efficiency, energy saving, power saving, minimal light loss, which makes the shooting effect and the picture is more vivid.3. The shell is made of PC110+ aluminum alloy composite material, which has strong drop resistance, heat resistance, flame retardancy and flexibility. Suitable for outdoor activities such as camping, underwater photography, etc.4. Multiple lighting modes are suitable for different scenes: S1 white light (strong light, low light, SOS, shutdown) 4 gears cyclically switching. S2 2color light (red light, blue light, off) 3 gears cyclical switching.5. This product can be used as a flashlight after it is connected to the waterproof case by optical fiber. When used with a waterproof case, just connect the waterproof case to the fill light.Specification:Item Type: Diving Fill LightMaterial: PC110+ aluminium alloyColor: As Pictures Shown Product Size: Approx. 144.7x103.9x61.3mm/5.7x4.1x2.4inWeight: Approx. 1016g/35.8ozMode: optical fiber flashing, strong light, low light, SOS, red light, blue lightBrightness: 6000lm, 6000 lm, 2600lm, 2600lm, 3.5W, 3.5WBattery life: 5000 times, 1.0 hours, 2.0 hours, 4 hours, 6 hours, 8 hoursBattery Specifications: Rechargeable 4 x 18650 lithium batteryBattery capacity: Built-in 4 x 18650 battery 3000mAhControl mode: optical fiber flashing + button + knobWaterproof depth: 40 m /131.2ftLED specification: white light: 6 x 7000-7500K, red light: 6 x 3.5W, blue light: 6 x 3.5WExposure Angle: 120 degreesLED life: 50000 hoursHow to use:1. Fix it to the top of the camera or the camera cage through the cold shoe mount2. Long S1 key to turn on, click S1 to adjust brightness, rotate S1 key to adjust color temperature3. Click the S2 button to switch between blue light and red light4. When connecting the camera waterproof case, use the fiber optic flashing cable to connect the camera waterproof case and the fill light.Package List:1 x Fill Light 1 x Hot Shoe Adapter1 x Optical Fiber Flashing Line 1 x Ball Head1 x Screw 2 x Fiber Line Connector1 x Hex Wrench 1 x Manual