SRAM batteries are designed for effortless removal and charging. Simply flip the tool-free battery latch up, slide the battery out of the derailleur, and snap it into the USB-powered charger. Connect the charger to any USB power source or A/C USB adaptor for convenience. A full charge takes just up to 60 minutes, ensuring your biking experience is uninterrupted and hassle-free. Enjoy the simplicity and efficiency of SRAM's innovative battery system!