GTE Replacement Battery with 23 Ah Capacity for E-Bikes with 26 V Panasonic Motor (KETTLER, FLYER, KALKHOFF, KTM, Rixe from 2007 Onward) : Amazon.de: Sports & Outdoors
24 AH Battery for Panasonic E-BIKE Derby Cylce 26V engines, suitable for many Kalkhoff, Flyer, Raleigh, Kettler, etc., without charger, Model 2012 : Amazon.de: Sports & Outdoors