! Do not heat battery or throw it to fire or water.

! Do not use metal conductor near positive and negative sides of battery, otherwise it will cause short circuit.

! Do not dismantle battery.

! Do not use the battery with severe bruises or deformations.

! Stop using when the battery becomes hot, loose odor, discoloration, deformation or other abnormal.

! When don’t use the wheelchair for a long time, remove the battery from the device and store it in a low temperature and low humidity environment, and charge if every one month.

! When using, the temperature can not exceed the following requirement:

Charging: 0 – +50 degrees of Celsius

Working: -20 – +60 degrees of Celsius.