Ultra Bright Headlamp Rechargeable headlamp for adults is equipped with upgraded 70.2 chip, capable of emitting 100,000 lumens on the highest power setting, the maximum irradiation distance can reach 3937ft. It is penetrating strong and bright for all sorts of activities at night.USB-C Rechargeable & Output Head lamps led rechargeable included 3* 2000mAh large capacity batteries, making it able to run for 10 hours at high brightness and 45 hours at low brightness hours or more, solving the problem of charging frequently. USB-C output, which can be used to charge your phone and other devices.5 Modes & AdjustmentHeadlamps for adults rechargeable with 5 lighting modes: Strong / Medium / Low / Flash / SOS. By stretching the top of the head lamp, adjustable focusing allows the headlamp to switch between wide-beam floodlight and long-distance spotlight. And led headlamp is designed to be 90adjustable, you can adjust the angle of the headlamp to get a full range of vision from top to bottom.ComfortableWeight is 0.57lb. Head Lights for Forehead has IPX7 waterproof performance, so you can use it on rainy or snowy days. The front headlamp features an easily adjustable high elastic headband, ensuring a comfortable fit for any size of head. The band is widened treatment, and sponge pads are added to the front and back of the headlamp, improve the comfort of wearing it.Red Warning LightThe red warning lights behind the headlights for head provide you with comprehensive safety,and separate switch control. The 4 light indicator on the rechargeable head lamp help clearly understand the led rechargeable head light power remain(25%, 50%, 75%, 100%).