Super bright: Adopt super bright led light,upto 40m illuminating area is enough for running or working. Lightweight & Comforable: Super lightweight and with its easily adjustable, elastic headband, the headlamp is perfect for anyone who needs a headlamp. High quality:upto to 14 hours using one time when fully charged. Lifespan reach up to 100,000 hours.No external battery needed, Built in rechargeable battery & adapter , easy to use. Multi-purpose useage: Ideal for bicycling,hiking,camping,fishing,hunting,Perfect for DIYers,handymen,mechanics,home and auto repairs. Satifsfaction guaranteed:Lalomo headlamp support 30 days worry-free money back; 3 years limited warranty for headlamp;