NVTED Waterproof 35W Headlamp Flashlight with High Power LED Rechargeable Head Flashlight Headlight for Camping, Running, Hiking, Fishing Use OSRAM LED bulbs, long rang and high brightness. 90 degrees to adjust up and down, elasticated adjustable headband,convenient to use. waterproof grade IPX4, protected against splashing or spraying water from any angle. Long life battery could be used more than 20 hours after charging. Charger hold use waterproof silica gel to keep charging safely.