First, you can try to reconnect the charger and balance car, make sure the connection is strong, and check the charging cable for damage.
Second, confirm that the power outlet is working properly and try to use another outlet for charging. If the above methods are ineffective, it may be that the balance car battery is faulty, it is recommended to contact after-sales service for maintenance. As for the green light displayed on the charger, generally speaking, the green light means that the charge is completed or the battery is full, but if the balance car is obviously no power, it may be the charger or the balance car wiring failure, it is recommended to seek professional inspection and processing.
First of all, you need to make sure that the charger and the balance car are properly connected and plugged in. If there is no problem with the connection, but the charger shows a green light instead of a red light, it may be because the battery of the balance car has been fully charged, so the charger shows a green light.
You can try to re-plug the charger, or wait a while and try again. If the problem still exists, it is recommended that you contact Xiaomi's official customer service for consultation, and do not easily disassemble or repair the balance car, so as not to cause more serious problems.
First, check that the connection between the charger and the balance car is normal, and make sure that the plug is tight and not loose.
Second, check whether the charger is working properly, you can use other devices to test whether the charger can be charged. If the charger is normal, there may be a problem with the battery of the balance car, and you need to contact customer service or after-sales service to repair or replace the battery.
In addition, if the charger shows a green light instead of a red light, it may be that the charging is completed or the charger itself is faulty, it is recommended to confirm the working status of the charger again and contact the after-sales service to solve the problem.