Precautions:

1.When the vacuum cleaner is not working,please check the plug is in good contact,check the plug fuse is it disconnected?
2.The vacuum cleaner can only use DC power 12V,and it must not use other power sources.
3.Vacuuming can not be used continuously for more than 15 minutes,they need to be suspended for 1 to 2 minutes to continue to continue their use,otherwise it is easy to burn out the motor.
4.To clean the vacuum cleaner filter,otherwise it will affect the vacuum effect.
5.The filter can be cleaned and used repeatedly.