- :30 days no reason to return, if you are not satisfied with our products, please contact us and we will give you a satisfactory solution within 24 hours. :The built-in advanced temperature control chip ensures a constant temperature. Smart operation detection, after 20min continuous work, it will trigger the AI protection system and shut down automatically to protect you. :Using the advanced PI conduction heating technology, this product can heat up to the desired temperature rapidly (100.4?-122?). The heating element can efficiently break down the excess lactic acid in the muscles and relieve muscle pains. You can choose the correct suction that suits your needs with the 1-12 level adjustable suction control. -- - :This product combines cupping, scraping, and red-light all together. The control panel is clean and easy to read, so that you can easily get started. There are no complex vacuum tubes or multiple cups. You can easily do it all by yourself without anyone’s help. :In addition to the normal cupping mode, this product added a dynamic mode to release the pain and promote the blood circulation and detoxification. This will give you the ultimate cupping experience. The unique one-push pressure relief mechanism can release the cup pressure instantly, eliminating any pains when removing the cups.