When your hands get colder because of long hours of work When you look at the stars on the grass with your family When you have muscle pain, you need hyperthermia Rechargeable hand warmers also can be used repeatedly in cold weather. Keep away from disposable warm handbags. Take care of the environment, start from us. Exquisite Comfort Pebble shape and small volume allow you to put it anywhere you want, hold it in your hand or put it in your pocket. Warm up fast Rapidly warm up double sides in 3 seconds, press the switch and instantly release the warmth for you. 3 Levels of temperature up to your choice. Smoothy Warm Surface The surface is treated with silicone oil to make sure a smoothy and warm feeling. Upgraded Security Optimized and upgraded circuit to ensure safe use for long time. USB-C charging port ensures more stable and fast charging, takes 2-3 hours for a full charge. Instructions 1. The machine can be started up by pressing twice continuously or by pressing for a long time (Press for 3 seconds to directly start up heating mode. Press twice to directly start up charging mode). 2. The charging mode is when the blue light is on. (all three blue lights are on when the battery is full) 3. When the red light is on, it is heating mode. Press the button once to raise a temperature（Three temperature levels) 4. Long press to turn on or turn off the heating function (charging mode / heating mode) 5. Switch to charging mode, if the device is not charged, it will automatically shut down after 30 seconds. NOTE： Please do not charging and heating simultaneously. It is impossible to charge the equipment when heating.
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