The all new AMPP500S takes all the best features of it’s predecessor and improves on them and Boosts the power by 100 lumens over the AMPP400S.

With a new, more tactile on/off button, allowing for better feeling when using gloves. 5 Lighting modes give you a wide range of power levels from daytime safety to nighttime visibility. All securely held in place with our adjustable FlexTight™ bracket, the AMPP500S features OptiCube™ lens technology, providing a clear beam pattern of bright light with superior side visibility. 
 
A double-click of the power button activates high mode and allows you to quickly adapt to changing ride conditions. All this wrapped up into a new tough design & durable casing, the AMPP500S is the perfect light for twilight or early morning rides, urbans/city riding or as a back up safety light for this longer endurance rides.
Technologies
 
Daytime
Can be used in the daytime.
 
All Weather IPX4
Can be used in rainy weather.
 
Side Visibility
Provides visibility from the side to increase safety.
 
USB-Type-C
Reversible USB Type-C connector eliminates the worry about plug orientation.
 
OptiCube
Our proprietary OptiCube™ lens technology maximizes brightness for greater visibility.
 
FlexTight
The FlexTight™ bracket can be quickly and securely fastened to the handlebar without tools.
 
Low Battery Indicator
Indicates a battery level.
Key Features:
Rechargeable headlight (500 lm)
Excellent side visibility
Large power button for easy operation
Turns on High mode with double click of power button
Up to 60 hours of run time
5 light modes – High / Middle / Low Daytime Hyperconstant / Flashing
Light mode memory
Excellent daytime visibility in Daytime HyperConstant mode
Weight : 106 g
Mount size : 22 - 35 mm
Runtimes:
High mode 500 lumens： 1.5hrs
Middle mode 250 lumens： 3hrs
Low mode 100 lumens： 8hrs
HyperConstant mode 500/100 lumens： 5hrs
Flashing mode 100 lumens： 60hrs
Charging time (From empty) : 4 hrs