1.[5 Lamp Beads]The headlight part of the headlight uses 5 high specification lamp beads, including 2 T6 lamp beads, 2 XPE lamp beads and 1 COB lamp beads. The maximum lumens can reach 250 lumens. The head lamp belongs to a neutral color temperature, which does not attract attention and allows you to focus more on the work in front of you. 2.[Rechargeable Battery Design]Rechargeable lithium batteries in the headlamp, which take only 4-5 hours to fully charge and provide up to 8 hours of battery life on a full charge. When charging, you can connect the USB cable for charging directly. This sustainable cycle charging method minimizes the pollution of electronics to the environment 3.[5 Modes]Headlamp has one button to control 5 modes, (1) Middle Light. (2) 2 COB Light on the Left and 2 COB Light on the RIGHT (3) All Lights (4) Burst Lights (5) Flashing COB Red and Blue Lights. 4.[Premium Detail]We have specially made waterproof treatment for headlamps to cope with rainy days, that is, sealing rubber rings and waterproof are installed at switches and gaps to reach IPX45 level. In order to improve the heat dissipation efficiency, the adjustable headband is designed to adapt to different head sizes. The 45 ° vertical of the lamp head can be adjusted without leaving a blind area.