Over onzere Fietsbatterijen

With the series BIS you get a Lithium Ion Battery Set in from an excellent quality production (mainly from manufacturers for the OEM) in standard dimensions. The battery is always supplied to you with the charger in a set. Details of dimensions and electrical data you’ll find in the corresponding data sheet – just click on the data sheet link. All offered batteries have been type approved in our own battery lab and fulfill all safety demands and standards so that you have a long pleasant driving. WE do not offer any Lithium-Manganese Systems. These are of course budgetary but the cycle life time is hardly better than the one of lead acid batteries. I you are doubtful call our service number +49 6051 9166790 and talk to the specialists about your problem.