The AMPP400S prioritizes safety with maximum side visibility, USB-C charging, and a secure adjustable FlexTight bracket. The compact Nano60, featuring OptiCube lens technology, ensures daytime visibility while being small enough to remain unobtrusive on your bike. The included SP-14-RA bracket is compatible with modern aero seatposts, and Snap System compatibility allows for versatile mounting options, including saddle rail and rear rack brackets.

• Rechargeable headlight (400 lm) with wide beam and OptiCube lens technology, excellent side visibility, and a compact body with 1 LED (60 lm) for long rear beam projection and daytime visibility
• Lithium-ion Polymer rechargeable battery, USB-C rechargeable (USB-C cable not included), low battery indicator, and Battery Auto Save feature
• Mode memory function, five light modes (High / Middle / Low / Daytime HyperConstant / Flashing) for the headlight, and six light modes (High / Low / Flashing / Group Ride / Daytime HyperFlash 1 / Daytime HyperFlash 2) for the rear light
• Large power button for easy operation, turns on High mode with a double-click of the power button, and sturdy FlexTight bracket
• New seat post bracket SP-14-RA fitting aero seat posts up to 130mm outer circumference, Snap System compatibility, and optional helmet mount and center fork bracket