Features: Full Visual Design - Applicable to various scenarios such as running,camping,hiking,fishing,bicycling,dog walking,reading,outdoor recreation,emergency etc,It's also an excellent choice as a gift. Long Distance - In addition to wide angel view provided by the wide beam LED, the Separate side LED can light up to a long distance of 100m/3937in. Safety lighting - Light up the user , front ground and the surrounding of the user to ensure the safety and avoid accident.Durable and stretchable headband with silicone lamp for shell is adjustable to any for head size,Wearing on the for head has no weight-bearing feeling, the whole is mini and light, simple to carry, waterproof and sweatproof, and easy to clean. Wide Angle view - Wide beams LED provide a 230 degree view with no dead angle in front. brand new and high quality Wave induction - with a side wave induction sensor and one for touch buckle,simple to work outdoor when wearing this headlamp. Specifications: Material: ABS Waterproof：IPX4 Charge Time：4H Usage Time：3-8H Charge Mode：USB Max Lum：350 Lum Size: 22x20x2cm/8.66x7.87x0.79in Package Includes: 1 Pcs LED Headlamp. note: The battery is included, so you don'for t need to buy it yourself. Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!