About Cateye Ampp 500S Light FrontRobust, compact and powerful, see and be seen. Safety first, the AMPP500S comes with maximum side visibility, USB-C, and securely held in place with our adjustable FlexTight bracket.FeaturesRechargeable headlight (500 lm) Wide beam with OptiCube lens technology Excellent side visibility Large power button for easy operation Low battery indicator (Illuminates in red with less than 20% battery remaining) USB-C rechargeable (USB-C cable not included) Mode memory function Five light modes (High / Middle / Low / Daytime HyperConstant / Flashing) Turns on High mode with double-click of power button Sturdy FlexTight bracket Helmet mount and center fork bracket (optional) Tech SpecsDimension: 36 x 100.5 x 38.5 mm Weight: 106 grams Light source: White LED X1 Run time: High mode 500 lumens: 1.5hrs, Middle mode 250 lumens: 3hrs, Low mode 100 lumens: 8hrs, Daytime HyperConstant mode 500/100 lumens: 5hrs, Flashing mode 100 lumens: 60hrs Battery: Li-ion rechargeable battery (3.7V-2200mAh) Recharge time: approx 4hrs (1A) Recharge/discharge number of times: about 300 times(until the rated capacity drops to 70%) Water resistant: IPX4 Other: Low battery indicator, Lighting mode memory function, Helmet mount / Center fork bracket (optional) About CatEyeCatEye is the leading manufacturer of cycle computers, lights and reflectors to cyclists in the world. Founded in 1954 in Osaka, Japan, CatEye has always been a leader in innovation and technology.