Yes.
Do not drain the lithium battery. Once the lithium battery is exhausted, it will be discarded and cannot be charged. It is not recommended to start the range extender when the battery is full. is generally recommended. It is best to start when the battery is only 30-40%. There is no particularly good effect when starting when the battery is full. To protect the environment, it is recommended to start the range extender when necessary. Battery pollution is more serious than exhaust pollution.
Precautions for lithium batteries
Be aware that the charger should be unplugged when it gives a full indication. Current chargers generally have an automatic shut-off system. It is acceptable not to remove the battery from the charger for a short time. However, if the battery remains for a long timer the charger until the grid voltage increases late at night. , the charger that stopped charging will continue to charge, causing the battery to overcharge. This affects battery life.
High-rate discharge and overcharge are prohibited: If the heat accumulated during high-rate charge and discharge cannot be transferred, it will seriously affect the safety and service life of lithium batteries. In places with steep slopes, it is best to drive at low speed or use pedal assist to avoid excessive battery current, which may affect safety and battery life.