Features of XHP70.2 LED Headlamp: Adopt the latest ultra-powerful XHP70 LED chip, equivalent to the brightness of 4pcs XML T6 lamp beads. The lighting distance can reach up to 500 meters and max up to 10000 lumens. place the light when you zoom out and shine the light when you zoom in. Elastic tape, comfortable and relaxed. Specifications: Light source: XHP70 bulb Lumens: Max up to 10000LM Max range: 200-500 meters Power supply: 3 x 3.7v 18650 lithium battery ( Included ) Charging method: Micro USB charging Zoom mode: Telescopic zoom Switch mode: High - Low - Strobe Material: Aluminum alloy + ABS Waterproof: IPX5 for daily waterproof, not for diving. Note: Low battery, the switch will not work normally. Please fully charge the battery before using. Package Contents: 1 x XHP70 Headlamp 3 x 18650 Rechargeable Batteries 1 x USB Cable