Electronics

SRAM eTap batteries are literally a snap to remove and charge. Just flip the tool-free battery latch up and slide the battery up and out of the derailleur. Then snap the battery into the USB powered charger and connect the charger to any USB power source or A/C USB adaptor. A full charge takes just 45 minutes to complete. - Finish: Black - Compatibility: SRAM RED eTap

SRAM eTap Battery is the power source for the eTap system. The same power unit is interchangeable between front and rear derailleurs. - Up to 1000 kilometers of riding per charge - Weight: 24g - Finish: Black - Compatibility: SRAM RED eTap

MSW Miniac Wireless computers are designed to be installed quickly and give the essential information riders need to best enjoy their trip. - Ten functions: clock, current speed, average speed, current vs average speed comparison, maximum speed, trip time, trip distance, total odometer, auto scan, calories - Two-button design - CR2032 battery included