?2-Year Warranty Period? Due to the long transportation process, please fully charge the cupping set machine before using after receiving the package. If you receive a machine of poor quality or feel that the suction is too strong or different from the one on the page, please feel free to contact us and we can resend correct product or refund to you as soon as possible. ?More Efficient Portable Massager? Compared with the traditional cupping set, the electric cupping massager has strong suction power, cupping is faster, and there is no need to sleep in waiting like tranditional cupping. There is no need to bring a cupping cup, only a cupping machine is needed, which is more compact and convenient to carry. ?Skin Congestion Helps Break Down Scar Tissue? After cupping, it may leave traces similar to "bruises" on the skin. This is due to skin congestion, which usually disappears gradually after 3-4 days. The cupping congestion effect helps break down scar tissue. ?Heating Cupping Therapy Massage? Electric cupping therapy machine has 6 adjustable heating modes, safer than fire cupping. Heating and massage at the same time of electronic cupping therapy machine can promote blood circulation.(Please preheat for 3-5 minutes before use, the maximum temperature about 107°F, heated cupping set can be used on the skin surface for a long time, effectively preventing low-temperature burns). ?Cupping Deeper & Recover Faster? Electric cupping and therapy machine is designed for people who like normal suction. Electric cupping has 6 adjustable suction modes. Cupping set helps relieve muscle soreness and tension and speed up recovery after exercise.