ITEM NAME:Waterproof Bicycles Headlight LED Bike Front Light Cycling Lamp 2000mAh Battery Description: Made of aluminum alloy and ABS, high strength, lightweight and abrasion resistant. Ultra-bright XPG LED, 300 lumens headlight, more battery-efficient than other LED. 85Â ° Wide beam light angle with 2 sides yellow warning lights, 400 ft visibility can clearly see in every direction with the light. Anti-dazzle Effect: highly visiable to get drivers, cyclists, and other people's attention without bothing their visibility. 2000mAh lithium battery. Micro charging port, Android USB rechargable. Low light can use 12 hours, high light 4.2 hours. Excellent Waterproof: IPX4 grade, suitable for outdoor environment. 5 Versatile Lighting Modes: 300 lumens(4.2h) > 180 lumens(7.1h) > 85 lumens(8.1h) > 55 lumens(12h) > Strobe (7.4h). Bracket with antislip washer, stable, quick release, fit most bikes handbar. Specification: Material: Aluminum Alloy, ABS Size: approx. 12x2.7x2.5cm/ 4.7x1.1x1.0inch LED: XPG Battery: 2000mAh Lithium Battery Light Visibility: approx. 120m / 400 ft Waterproof Grade: IPX4 Color: Black + Blue Package Includes: 1 Piece LED Bicycle Headlight 1 Piece USB 1 Piece Bracket Note: Please allow slight size error due to manual measurement. Color might be slight different since different monitor and light. Please make sure you do not mind before you order. Thank you. SKU: DMO0013535154044832.2000mAh lithium battery. Micro charging port, Android USB rechargable. Low light can use 12 hours, high light 4.2 hours. Battery: 2000mAh Lithium Battery. 1 Piece LED Bicycle Headlight. 85Â ° Wide beam light angle with 2 sides yellow warning lights, 400 ft visibility can clearly see in every direction with the light.