13. What should I do with the batteries if I am not going to use them
for a long time?
It is recommended to fully charge T20 before storing it in dry and
cool places.
If you are going to store it for a long time, we also recommend you
to fully charge it every 3 months to prevent the battery from over-
discharging.
14. Why is the LED indicator off during charging?
① Check if the battery has already been fully charged.
② Check if the adapter is properly connected with the vacuum. If the
LED indicator is still off, contact aftersales@dreame.tech.
15. Why did the T20 fail to charge?
If charging failure occur, please try the following steps for
troubleshooting.
① Check if the power plug is properly inserted into the socket.
② Confirm the LED indicators of the socket are on. If not, please turn
on the socket, if charging still fails, contact
aftersales@dreame.tech.
③ Connect the adapter properly with the main body and check
again. If charging still fails, contact aftersales@dreame.tech.