Automatic power-off:The product use automatic temperature controller, when temperature reaches about 70 degree, the power will be cutted automatically to prevent heating. 2> Pressing water type plug:Avoid the water leaking. 3> Slip sheet: Humanized slip sheet is a protective cover, more convenient and safer. 4> indicator light: Let you know if the charging is finished. 5> Comfortable hand feeling: The product is made of linter with soft and confortable hand feeling. 6> Usage:Product can be safely used on your stomach, back , shoulders, neck, legs and so on. 7> Various pattern: Product's pattern can be made according to customer's requirements. 3. Noted 1> Pls put the product in flat desk,and don't use it when charging. 2> Once the charging is finished, unplug the power cord firstly. 3> If charge time is more than 15 minutes and the indicator light is still bright, pls unplug the power cord to prevent high temperature to burn skin. 4> Pls noted liquid in bag can't been changed. 5> Keep off sharp stuff and fire. 6> Don't put heavy things on the product. 7> Don't throw or extrude product fiercely. 8> Sofe handkerchief with detergent can be used to clean outside of the product, don't use acid and alkaline solution . 9> Pls use the suitable power word, forbidden to use the substitute. 10>Product can't be used when liquid is frozen.