Feature: 1. Perfect Diving Companion: This diving flashlight boasts a maximum output of 18000LM and an illumination range of 300 to 500m. It can be used up to 100m underwater, providing ultra bright underwater white light. Ideal for outdoor flashlight night vision, diving, camping, night fishing, cave exploration, and sailing. 2. Dual Button Illumination Switch: Button 1 controls white light modes (high, medium, low), while Button 2 controls red modes (constant, flashing) and blue modes (constant). Creating excellent lighting effects, the red and blue lights are perfect for observing marine life as they are less sensitive to these colors. 3. Convenient Handheld Design: This waterproof diving flashlight features easy operation and adjustable brightness. It also comes with an additional handle for easy carrying above and below the waterline. It can also be used for outdoor activities and camera fill light, suitable for various occasions. 4. High Waterproof and Sturdy: IPX8 rated (up to 100m/328ft underwater) waterproof. Made from excellent aluminum alloy material with a wear proof coating, this diving light is waterproof, shockproof, scratch resistant, and capable of surviving drops from 1.5m, ensuring its reliable performance underwater and in outdoor settings. 5. Long Battery Life: Equipped with a premium COB LED, this diving flashlight has a lifespan of over 50,000 hours. It features stable heat dissipation and is powered by a built in 14400mAh rechargeable lithium battery, ensuring long lasting usage. Specification: Item Type: Diving Flashlight Material: Aluminum alloy Weight: Approx. 777g/27.4oz Head Diameter: Approx. 60mm/2.4in Length: Approx. 130mm/5.1in Built in Battery: 3 21700 lithium batteries 14400mAh (included) Light Sources: White, red and blue Lighting Mode: Button one white light (high light, medium light, low light), button two red lights on, red lights flashing, blue lights on Maximum Dive Depth: 100 meters Brightness: 18000LM Protection Grade: IPX8. Package List: 1 x Diving Flashlight1 x Handle 1 x USB Cable 1 x Hexagonal Wrench 1 x Metal Plate 1 x Long Screw 1 x Short Screw 1 x Column Head