Shimano CJS700 Outer Receiver Unit for Alfine 11 speed

Compact, lightweight, and versatile charging solution! LightCharge for Hub Dynamo is an ultra-lightweight and compact bicycle usb charger. It is compatible with standard hub dynamos such as Shimano. It weighs less than 2 oz installed, and it is less than 2" in diameter. LightCharge can be installed on any bicycle tube or handlebar. LightCharge is a dual-mode charger. Ii has a direct connect feature for the bike lights kit in addition to the USB port. Easily switch between the two modes with a touch of a button. A built-in voltage regulation system makes it ideal for charging iPhones. Its compact and durable design protects it from damage in the event of a fall or accident. LightCharge comes with a 1-year manufacturer's warranty.