CatEye\\\'s brand new AMPP200 Front & ViZ100 rear USB rechargeable light set is an ideal set for commuters and riders looking to go further across and range of urban zones or looking for a great back up safety light set. Simple to fit and easy to operate, this is a light seat with a wide range of features & functions. The AMPP 200 is new to the range and has improved side visibility, which the new ViZ 100 packs a load of power (100 lumen) into a small weather resistant and compact body. AMPP200 Features: Up to 30 hours runtime Three light modes (High / Low / Flashing) Low battery indicator Weight: Only 62g Lithium-Ion USB rechargeable battery (Micro-USB cable included) ViZ100 Features: Lithium-ion rechargeable battery USB rechargeable (Micro-USB cable included) Low battery indicator 4 modes: Constant / Flashing / Group Ride / Daytime Hyperflash Snap System™ bracket.