Yes it does, otherwise phone battery would run out too fast from outdoor full screen brightness and heavy GPS use.
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Yes it does, otherwise phone battery would run out too fast from outdoor full screen brightness and heavy GPS use.
That's great, does it use the battery of the ebike or converts the mechanical enegry of the wheels into electrical
A smaller, secondary battery just to power accessories. So if I leave them turned on, it won't drain the main battery.
Hmm