Body Color: Coyote. Light Source: COB LED; Brightness: White: High: 180 lumens / Weak: 35 lumens, (Red) High: 45 lumens / Weak: 10 lumens; Lighting Time: 2 hours / Weak: 9.5 hours / Red: 2.5 hours / Weak: 10 hours [Battery] 450 mAh Lithium polymer rechargeable battery 5 hours (charge cycle) Quantity: 300 to 400 times; Material: Polycarbonate body; Waterproof: IPX4; Size: 2.7 x 0.7 x 1.1 inches (68.5 x 19 x 28.7 mm); Accessories: Nylon band, pedestal, USB charging cable *Brightness, lighting time, charging time and number of times are approximate. Varies depending on usage environment. The posted image is a sample image. Does not include cap, portable battery, etc. This product is airtight, so batteries cannot be replaced. The life of the battery will be the life of the main unit.