The compact Nano60 rear light delivers powerful visibility in a tiny lightweight package. Featuring the latest OptiCube™ lens technology it's bright enough for daytime use and slim enough to disappear on your bike. The included SP-14-RA bracket fits modern aero seatposts and Snap System™ compatibility makes it easy to mount wherever you need it. Features Compact and lightweight design OptiCube™ lens technology for daytime visibility USB-C rechargeable Lithium-ion Polymer battery Six light modes including Daytime HyperFlash options Mode memory and Battery Auto Save function Snap System™ compatible for multiple mounting options SP-14-RA bracket fits aero seatposts up to 130 mm circumference SPECIFICATIONS Light source: 1 LED 60 lumensBattery type: Rechargeable Lithium-ion PolymerRecharge method: USB-C cable not includedLight modes: High / Low / Flashing / Group Ride / Daytime HyperFlash 1 / Daytime HyperFlash 2Mounting bracket: SP-14-RA fits aero seatposts up to 130 mmAdditional features: Low battery indicator Mode memory Battery Auto SaveMounting system: Snap System™ compatible