5 Mode Headlamp COB LED Technology Wide Beam Light Adjustable Headband 90 degree RunningCOB LED technology provides bright wide angle light in high, low or strobe modes. The light tilts down 90 degrees in clickable increments so you can aim the light right where you need it. The comfortable elastic headband adjusts on the top and side to accommodate most head sizes and headgear. To turn On press the button on top of the headlamp. Repeatedly pressing this button will cycle through four of the light modes (High, Low, Solid Red, Flashing