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● The battery can be charged when installed on the bike. To remove the battery, Turn the key to
the unlock position. (See the Battery Removal section above). Then carefully pull the battery up
until the battery comes out of the socket.
● Remove the rubber cover on the charging port opposite the battery key switch. Connect the
charger's DC output plug to the charging port on the battery.
● Plug the charger AC plug into a power outlet to start charging and the LED indicator will glow
red. When battery is fully charged, the indicator turns green. Unplug the charger from the wall
outlet before unplugging the charger output plug from the battery charging port.
For Convenience, The Battery of the isinwheel D4 Electric
Bike is Removable.
● Please fully charge the battery before first use. It takes about 8 hours.
● Periodically visually inspect the battery connector and charging cable.
● Always keep the charging environment clean and dry.
● Do not charge the e-bike if there is liquid on the charging port.
● Avoid charging your e-bike in extremely hot or cold conditions to take full advantage of the
battery's maximum efficiency. Under no circumstances should you use the bike while it is charging
or connected to a charger.
● The charging time is about 8 hours. Prolonged charging may reduce battery life and perfor-
mance.
● Only use the charger that comes with the D4 e-bike. If the official charger is lost or damaged,
Please contact Customer Service for a replacement.
● Before using the e-bike, be sure to lock the battery with the provided battery key and remove
the battery key.
Battery Safety
