As one of the most favored model from YOKU's e-bike battery series, eTube has its necessity to succeed.

Not only because of its excellent invisible design that fits perfectly into a variety of types of bike frames, but also its superior performance approved by ISO13849 standard, in compliance with the requests of EN15194:2017.

There're 2 specific versions for our model eTube, standard version for the array of 4P10S, and enhanced version for 5P10S which absolutely claims more power storage.

YOKU is able to provide eTube as a full pack composing of cells, wires, case, BMS, connector and even matched bike tube, as well as CKD parts.

Here's what eTube features: