500 LUMEN HEADLIGHT: High intensity 500 lumen white LED equipped with OptiCube™ lens technology for a wide beam.
USB RECHARGEABLE: Runs up to 50 hours and charges in just 4-8 hours with the included micro USB cable; Low battery indicator lights up when it's under 20% battery so you're never left in the dark.
FOUR MODES: Ride any time of day with 4 light modes (High, Low, Daytime HyperConstant and Flashing).
EASY ON AND OFF: Includes adjustable FlexTight bracket that fits handlebars up to 35 mm in diameter; Our improved release button makes it easy to take the light off to charge.
150 LUMEN DAYTIME SAFETY LIGHT: 3 LEDs with OptiCube™ lens technology and 150 Lumen Daytime Hyperflash ensure you'll be seen.
BE SEEN AT A DISTANCE: Long rear beam projection technology greatly increases the effective visibility range, giving motorists more time to react.
SP-15 BRACKET: New SP-15 seatpost bracket fits contemporary aero seatposts.
300 DEGREE VISIBILITY: Opticube™ lens technology provides 300 degrees of visibility.

[AMPP500s]
High (500 lumens)： 1.5 hrs
Middle (250 lumens)： 3 hrs
Low (100 lumens)： 8 hrs
Daytime HyperConstant (500/100 lumens)： 5 hrs
Flashing (50 lumens)： 100 hrs

[ViZ150]
Constant (20 lumens)：5 hrs
Flashing (15 lumens)：70 hrs
Group Ride (50 lumens)：11 hrs
Daytime Hyperflash (150 lumens)：15 hrs

Dimension：
[AMPP500s] 34 x 100 x 37 mm
[ViZ150] 62.5 x 21.0 x 32.5 mm

Weight：
[AMPP500s] 106 g (light unit and battery)
[ViZ150] 27 g (with batteries)

Battery：
[AMPP500s] Li-ion rechargeable battery (3.6V-2200mAh)
[ViZ150] Li-ion rechargeable battery

Recharge time：
[AMPP500s] 4 hrs (USB2.0 recharge)
[ViZ150] approx 3 hrs (0.5A)

Mount size：
[AMPP500s] φ22.0～35.0 mm
[ViZ150] φ21.5-32.0 mm. Fits up to 130 mm outer circumference. (SP-15)

Recharge/discharge number of times: about 300 times（until the rated capacity drops to 70%）

Water resistant：
[AMPP500s] IPX4
[ViZ150] IPX4