Aosom 370-233V80 Manuel D'assemblage Et D'instructions page 12

AN ADULT MUST CHARGE THE BATTERY!
This product has a charging protection: when charging, all
functions will cut off.
The power switch must be turned off when charging.
●
Before first use, charge the battery for 4-6 hours. Do not recharge
●
the battery for more than 10 hours to avoid overheating.
When the vehicle starts running slowly, charge the battery.
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1. Plug the charger port into the input socket (above the right foot
pedal).
2. Plug the charger plug into a wall outlet – the battery will begin
charging.