1.[270° Wide Angle Lighting] This headlamp uses a combination of LED and COB light strip to provide wide angle illumination and 550 lumen output to eliminates the need to move your head to illuminate the desired area. 2.[5 Lighting Modes] The super bright led headlamp has 5 light modes to meet a variety of ambient lighting needs. Low - High(main light) - LED+COB(main & side light) - Side light - Red light(main light), double click switch strobe mode. 3.[2 Hours Fast Charging] The rechargeable built-in 600mAh battery, charging by type-c cable, which compatible with a variety of charging devices. Smart battery indicator(Charging: red light/Fully charged: Green light) 4.[IPX4 ] The COB headlight features IPX4 waterproof rated, the high quality shell can be withstand rain or snow from all angles, suitable for outdoor camping, hiking, climbing, running, emergency.