There is an odor, smoke or fluid
coming from the battery
▪ Stop using the battery and contact the
place of purchase
Controller won’t turn on after pressing
power button
▪ Is the power on the battery turned on?
▪ Make sure the battery is charged and
turned on
The travelling distance seems to be
short per charge
▪ This can depend on the amount of cargo weight,
road, wind and temperature conditions
▪ The battery is towards the end of its life after
many charges
▪ This is normal. If the battery is empty
recharge it
▪ Have the battery replaced with a new one
by a qualified technician