This is the Kraken Hydra 1800 WSR Photo Video Dive Light with Flood and Spot Features: Increased Power Output: Now with 1800 lumens, the Hydra 1800 offers more brightness than previous models while retaining its compact size, making it ideal for both close-up and wide-angle lighting. Upgraded Battery: Equipped with a 21700 rechargeable battery, providing longer run time and higher performance. No need for a cradle anymore - simply use the built-in USB-C charging port for direct charging. Versatile Beam Modes: Choose between flood, spot, and red light modes, giving you flexibility in any situation. Perfect for general illumination, focused lighting, or stealthy night dives. Auto Flash-Off Feature: This innovative feature allows the light to automatically turn off when a strobe fires, eliminating the risk of overexposure in photos and videos. (Can be turned on or off based on your preference.) Macro Shooters&'; Favorite: Ideal for macro photographers, the Hydra 1800 is perfect for back and side lighting, with both flood and spot beams integrated into one light. Lumens - 1500 Lumen Spot, 1800 Lumen Flood Depth Rating - 330ft/100m Color Temperature - 5000K Flood, 6500K Spot Beam Angle - 110Adeg Flood, 20Adeg Spot Switch - Single push button on/off intensity adjustment with battery level indicator Modes - Wide, Red, Spot, Burst Burn Time - 80 Minutes @100% Flood Dimensions - 6.00 (in) x 2.00 (in) x 6.00 (in) Weight - 205g on land, 105g underwater The Hydra 1800 Dive Light is the next evolution in underwater lighting, replacing the beloved Hydra 1500. With a powerful 21700 battery and an upgrade to 1800 lumens, this torch provides an incredibly bright and reliable light source for your dives. Whether you&';re a professional diver, macro shooter, or hobbyist, the Hydra 1800 is designed to deliver superior lighting in any underwater environment.