Instructions:1. Remove the USB plug2. Access charging treasure3. Press the charging power bank output switch4. Long press the chest temperature control switch for 2 seconds5. Red light flashes for automatic temperature control heating6. After the red light flashes for 5 minutes, it will automatically turn into a   white light for manual temperature control heating. At this time, the   temperature control can be adjusted manually. The manual adjustment   temperature control is divided into three modes, the blue light is low   temperature heating, the gray light is continuous medium temperature   heating, and the red light is continuous high temperature heating.7. Press and hold the chest temperature control switch for 2 seconds, and   turn off the light to stop heating.  Washing Instructions:

Take out the charging treasure and recommend hand washing.、