CatEye AMPP500 Headlight - 500 Lumens Black. The AMPP500 comes with 500 lumens maximum side visibility securely held in place with an adjustable FlexTight bracket. Four light modes (High / Low / Daytime HyperConstant / Flashing) provide 1.5 to 50hr run time.

Run time:1.5 - 50hrs across four light modes (High / Low / Daytime HyperConstant / Flashing)

Turns on High mode with double-click of power button

Low battery indicator (Illuminates in red with less than 20% battery remaining)

Recharge time：approx 4-8hrs (USB2.0 recharge)

Water resistant：IX4

Low battery indicator lighting mode memory function