First of all, when buying hand warmer, consumers should check the trademark and nameplate, select the products of regular manufacturers with quality and after-sales guarantee, and do not buy some inferior products for the sake of cheap;
When using the hand warmer power bank, avoid continuous use for a long time, and immediately stop using it if abnormal heating is found.
During charging, the heating function is automatically turned off,and cannot be turned on.
When using the USB port of the computer for charging, the charging time will be relatively long. Please try to use the charging adapter whose output parameters can reach DC5V/A for charging.
To ensure the charging efficiency, please use the standard type-C charging cable.
It is better to keep away from inflammables when charging, and do not cover the quilt or clothes for a long time when heating.
Hand warmer power bank
