Super Bright Adjustable XPG+COB Headlamp - Our rechargeable headlamp features 3 XPG+2 COB bulbs that are brighter and longer-lasting than you can imagine, with a maximum output of 300 lumens and a range of illumination of: 50 m. You can have a reliable, hands-free LED headlamp that projects bright and powerful light in the way you want, illuminating all dark places. 6 Lighting Modes + 1 Sensor Mode Head lamp with Large Capacity Rechargeable Battery -Our headlamp consists of 3 XPG beads (2 modes: high / low) and 2 COB beads (4 modes: high / low / red light / red light emergency strobe); and there is also an inductive mode that can be controlled by turning it on just on the top right side of the headlamp. Designed with USB, it comes with two 1200mAh rechargeable batteries that can last for 4 hours after being fully charged. Lightweight and Portable, Freeing Your Hands - Our headlamp's headband is made of high elasticity and ABS material, adjustable from 11 inches to 22 inches. The adjustable system strap provides maximum comfort. It perfectly balances the front and back of the head. It weighs only 0.16 pounds / 72 g and most of the time you will forget you are wearing it ! IPX4 Waterproof Headlamp for Outdoor Use - The headlamp has IPX4 waterproof performance, resisting splashing and rainwater. Ensure that your lamp stays bright even in heavy rain. It is suitable for various outdoor activities such as car maintenance, camping, cave exploration, jogging, night walking, hiking, fishing, exploring, and night reading.