Features 1、PC Material: The underwater diving light is made of high quality PU material, waterproof and impact resistant, durable to use, long servce life. 2、Anti Rust Surface: Surface anti rust treatment, multiple watertight ring protection, reusable. A reliable diving flashlight is an essential companion for scuba divers. 3、With Plastic Hook: Underwater diving light is equipped with a plastic hook, which can be installed on diving equipment such as cuoyancy control device (BCD) at will. 4、L1154F Button Battery: The underwater illumination distance can be up to 300 feet. Install 3pcs L1154F 480mAh button batteries, 50 hours continuous power supply. 5、Wide Application: Diving LED light is an ideal outdoor flashlight, suitable for diving, fishing, swimming, hiking, sailing, caving, and other uses. Specification Item Type: Diving Light Product Material: PC Weight: Approx. 51g / 1.8oz Battery Type: L1154F Button Battery Battery Capacity: 480mAh (160mAhx3) (Shipped with Battery) Package List 1 x Diving Light (Including Battery) 3 x Button Battery