1. Wide-angle adjustable lamp holder: With wide-angle adjustable lamp holder design, based on cutting-edge technology, leading in lighting innovation. 2. IPX5 waterproof level: IPX5 waterproof level for safe use in wind and rain. The red and blue indicator light on the battery holder plays a good warning role when walking or cycling at night. 3. Wide applicability: Suitable for outdoor hiking, camping, caving, hunting, fishing, boating, mining, climbing, running, cycling, house hunting, and construction lighting. 4. Telescopic zoom design: Intelligent circuit control, supports telescopic zoom, with 4 lighting modes, including strong light, low light, flash, and SOS. 5. Easy to use: Easy to use and fine workmanship. Without any difficult requirements even if you use it for the first time. Specifications Item Type: XHP99 LED Bicycle Headlamp Weight: Approx. 339g/12.0oz Material: Aluminum Alloy Product Model: 2099 Battery Type: 2 x 18650 Batteries (Batteries Not Included) Charging Method: USB Charging Gear: XHP99 4 Gears: Low Light + Strong Light + Flash + SOS Optional Gear Long Press Shutdown LED 1 Gear: Red and Blue Flash Alternatively Waterproof Level: IPX5 Luminous Flux: 1800-2000lm Indicator Light: Power Display Support 5V 1A Output Range: Approx. 200-300m/218.7-328.1yd Package List 1 x Headlamp 1 x Data Cable