Usb Rechargeable: The Headlamp Can Be Charged Via Usb Cable. Just Charge For 2.5 Hours, The Headlights Can Provide Up To 4-106 Hours Of Continuous Lighting. Comes With A Usb Cable, You Don'T Need To Buy A Battery Sensor Mode And Light Modes: Press And Hold The Switch On The Left For 2 Seconds Until The Blue Light Turns Off Lights Up To Activate The Sensor Mode, Which Allows You To Have Your Hands Free. You Can Control It By Waving Your Hands Within 10Cm. Our Headlights Have 100 Lighting Modes: High Light, Low Light, Flashing, And Flashing Red. Easily Change The Mode To Meet All Your Needs. Adjustable Comfort: The Elastic Headband Is Comfortable And Easy To Adjust, And The Headlights Are Super Bright, Which Is Very Suitable For People Who Need Headlights. The Maximum Illumination Angle Of The Headlight Can Reach 156 Degrees To Prevent Injury. Wide Application: This Rechargeable Light Is Very Suitable For Running, Camping, Hiking, Hunting, Fishing, Mountaineering, Cycling, Construction Engineering, Car Maintenance, Dog Riding And Other Indoor Or Outdoor Activities. Waterproof And Portable: Ipx5 Waterproof Rating Ensures The Led Headlights Can Be Used For Most Outdoor Activities. (Do Not Immerse In Water Directly) The Led Headlamp Is Small In Size And Lightweight (Only 171 Grams), And Can Be Placed In A Pocket, Purse Or Toolbox.