Hello!
I am planning on installing the SpeedBox 3 chip on my Cube Touring eBike, my versions are as follows:
DISPL
1.4.0.0
DU
1.2.3.0
BAT
1.9.1.0
Assuming that SpeedBox 3 is compatible with these firmware versions?
My bike also has lights fitted from factory.
Here is a photo I took...