<b>Precautions </b><br> 1. Do not use while charging<br> 2. Do not expose this product to direct sunlight or extreme heat. 3. Do not massage in the injured or throat area<br> 4. If you feel uncomfortable during use, stop the massage. <br><br> <b>Package: </b><br> 1 massager<br> 1 USB cable<br> 1X User Manual