This is the Sealife Sea Dragon 2000F COB LED Photo-Video Light Kit Features: 2000 Natural Lumens COB LED Array Offers Very Favorable Color Temperature & Color Rendering Perfect for Today&';s Sophisticated Digital Cameras Today&';s Digital Cameras: By Design, Require Plenty of Natural Light Natural Light Required to Produce Colorful Still & Video Images Light Closely Simulates Natural Sunlight Impressive CRI of 80 w/Color Temperature of 5000K Ideal for Underwater Imaging Use w/All Cameras SeaLife&';s Range of Underwater Cameras Action Cam&';s Up to More Sophisticated Mirrorless or DSLR Cameras Wide Beam Angle: The Sea Dragon 2000F (The F stands for flood beam) Features a 120 ; Topside Beam Angle 90 ; Beam Angle Underwater Wide Beam Angle Ideal to Pair w/Compact Action Cameras Ensures Entire Area Being Recorded is Flooded w/Light Features Three Power Levels at 100%, 50% and 25% Performance & Lumen Performance: True and Tested Not Theoretical" Lumens Specified by Most Other Manufacturers Easily Expandable: Easy to Expand w/SeaLife&';s Flex-Connect System of Trays, Grips, Arms & Adapters Connects to Any U/W Camera System w/Standard 1/4-20 Tripod or GoPro Camera Mounts Flex-Connect Ball Joint, YS & Cold Shoe Mounts Available Compatible w/Virtually Any U/W Camera System One Button Control for Easy Operation: One Button to Power Light On/Off & Select Brightness Hidden Emergency Signal Mode. 1 Second Blink Interval &SOS Morse Code Push & Hold Power Button for 4 Seconds to Activate 60-Minute Run Time at Full Power Constant Brightness: Regulated Circuitry So Light Won&';t Dim w/Battery Power Quick-Release Button to Detach Light & Aim in Crevices 120 ; Wide Beam Angle Evenly Illuminates Subject w/No Hot Spots Depth Tested to 330&'; (100 meters) Corrosion-Proof Metal Light Head for Heat Dispersion & Durability Removable 7.4V, 3400 mAh, 25W Lithium-Ion Battery Charger and International Plug Adapters Included Battery Recharge Time: 170-Minutes Burn Times: 60-Minutes at Full Power 120-Minutes at Half Power or Auto 240-Minutes at Quarter Power Waterproof Battery Compartment:If O-Ring Seal Fails, Battery Compartment is Isolated Water Cannot Reach Internal Electronics Light Head: Made from Anodized Aluminum w/Fiber-Reinforced Polycarbonate Body Lamp: 1 x COB LED Array (CREE CXA1816 P4 36V) Bulb Life: 35,000 Hours Dual Silicone O-Rings Sealed Battery Compartment Fully Assembled w/Light Head Grip & Tray; 8.5" x 9.5" x 2.3" (22cm x 24cm x 6cm) Light Head Only; 5.1" x 2.2" x 4.1" (13cm x 5.6cm x 10.4cm) Weight: 13 oz. (370 g) Light Head w/Battery Installed Buoyancy: Negative Includes: Flex-Connect Micro Tray & Grip Rechargeable Battery AC Power Adapter Charging Tray International Plug Adapters Spare O-Rings, & Lubricant O-Ring Removal Tool Adapter for GoPro Cameras Storage & Transport Case Note: Avoid using this Sea Dragon light above water for prolonged periods of time. The light is designed for underwater use and water is needed to displace heat. The metal light head at full power will reach temperature of about 140 ;F (60 ;C) within a few minutes, which may cause burning if touched. A thermal sensor will automatically dim The Sea Dragon 2000F light features a COB LED array that offers a very favorable color temperature and color rendering for today&';s sophisticated digital cameras that by design, require plenty of natural light in order to produce colorful still and video images. The Sea Dragon 2000F closely simulates natural sunlight. The Sea Dragon 2000 has an impressive CRI of 80 with a color temperature of 5000 ;K making it ideal for underwater imaging use with all cameras, from SeaLife&';s range of underwater cameras, to action cam&';s up to more sophisticated mirrorless or DSLR cameras."