Bright LED Head Lamp LED Technology - Never get lost in the pitch black with adjustable headlight. Max output 100 - 300. Provide you with brightness for long-distance, allowing you to clearly see the surrounding environment to make sure you stay away from danger. Features: - LED Quantity: 3 - Switch Type: Button - Mode: Main LED on, 2 sides LED on, All 3 LED on, flash - Weatherproof - Adjustable Head Strap - Power Source: 2 x 18650 Batteries - Charging Time: About 2 to 3 Hours - Estimated Usage Time subject to lenses used: Up to 8 Hours What's in the box 1 x Headlamp 1 x Battery Charger wall 2 x 18650 batteries