I’ve experienced similar things to you guys. An mj906 light stuck in battery mode needs an alternate power source to the Levo’s hard wire If you’re returning it to e bike mode. Mine was an old magicshine battery.
in e bike mode avoid high power or like me your light will occasionally cut out...
Hey Rennis, I also installed the magicshine mj906se on to my levo fsr (happy to elaborate on that little mission!) and have encountered a really scary fault. When at full power the light occasionally trips the levo and switches off without warning. It has happened to me a handful of times, once...