The Bosch PowerPack 400 is a reliable replacement or spare battery for Bosch-powered eBikes. Its sleek frame mount design allows for easy installation and removal, and it can be charged directly on the eBike. With a capacity of 400Wh, it extends your ride duration. The Fast Charger enables a 50% charge in 1 hour and a full charge in 2.5 hours, ensuring you can ride without worrying about battery depletion. SKU: BOS 0275007512.