Bosch Powertube 400 US eBike Battery , 400Wh, Vertical, Bosch eBike System 2 Compatible - Electric Cyclery
Bosch 36V Powerpack 300wh/400wh Replacement Battery Performance Line System E Bike Battery Powertube 500 Replacement Battery Factory Fiets Accu Fahrrad Akku - China Bosch Battery, E Bike Battery | Made-in-China.com