MEMKEY Rechargeable LED Headlamp for Adults, 50W Power, Super Bright 90° Head Lamp, 4 Modes Adjustable, IPX5 Waterproof, USB Rechargeable Headlamp, for

【Super Brightness & Durable】Rechargeable headlamp with high quality LED chip, excellent bulb can be used for 100,000 hours, light intensity up to 90,000 lumens, irradiation light up to 600 meters, equipped with 3 high capacity 18650 rechargeable lithium batteries, so it can work for 10 hours at high brightness and more than 4 hours at low power. Brightness 【90° Adjustable & 4 Modes】Specially designed LED headlight with 90° adjustable angle, each degree is very strong, so you can see the entire field of vision from front to back, the headlight is High, Medium, Low, Strobe, four lighting modes. You can switch modes according to different environments to achieve the desired effect outdoors. < p>USB Charging and Convenience: The bright headlamp is specially designed for USB charging and circuit protection, so you can charge it on any USB port when you are outdoors. The adjustable elastic strap on the headlamp allows you to adjust the size satisfactorily to keep the lamp firmly on your