Cateye AMPP 400 S Front Light

A compact and powerful bike light, the AMPP400S delivers 400 lumens of bright, focused illumination using CatEye’s OptiCube™ lens technology. Designed for versatility and daily reliability, it features five light modes, a USB-C charging port, and a low battery indicator integrated into the power switch. The FlexTight™ bracket ensures easy, tool-free mounting to any handlebar, while the double-click-to-high function lets you instantly switch to maximum output in changing conditions.

Features

• Rechargeable headlight with 400 lumens output
• Five light modes – High / Middle / Low / Daytime HyperConstant / Flashing
• Excellent side visibility for increased safety
• Double-click power button for instant High mode
• Up to 60 hours of runtime
• Light mode memory function
• Excellent daytime visibility in HyperConstant mode
• Large power button for easy operation
• USB-C charging port
• FlexTight™ bracket fits handlebars 22–35mm
• Weight: 106g

Specifications

• Dimension: 34 x 100 x 37mm
• Weight: 106 grams (light unit and battery)
• Light source: High intensity white LED x1
• Battery: Li-ion rechargeable battery (3.6v–2200mAh)
• Recharge time: Approx 4 hrs (1A)
• Water resistant: IPX4
• High mode (400 lumens): 2 hrs
• Middle mode (200 lumens): 4 hrs
• Low mode (100 lumens): 8 hrs
• HyperConstant mode (400/100 lumens): 6 hrs
• Flashing mode (100 lumens): 60 hrs
• Charging time (from empty): 4 hrs