The usb socket can be connected to the mobile phone charging head for charging
Of course, you can also directly connect to the power bank to continue heating.
No need to fill water, safer and easy to carry
Washable, 3 levels of temperature control
Product size: 18*28cm
OverviewThe usb socket can be connected to the charging head of a mobile phone for charging. Of course, it can also be directly connected to a power bank for continuous heating. It is safer without water injection, easy to carry, washable, 3-level temperature control, product size: 18*28cm