USB charging 8 massage modes, 19 kinds of massage power EMS technology Product Features: Low-frequency treatment is rhythmic, a gentle push. Low frequency is a regular rhythm or stopping a certain current, according to the corresponding power and speed of the body low frequency, the body of the rhythmic sort of nudge, low-frequency softness and human hand pressure, pinching, tapping, and other massage effect is the same. What is EMS technology? Electrical muscle stimulation (EMS), also known as neuromuscular electrical stimulation (NMES), uses electrical pulses to cause muscles to contract. These pulses mimic the action potentials of the central nervous system, causing the muscles to contract. EMS has proven to be quite effective as an active tool for strengthening muscles. [EMS Foot Massager] Soft and comfortable foot cushion, lightweight, foldable, easy to carry anywhere, and can be dried with a wet towel after use. EMS technology is used to massage the feet, ankles, Achilles tendons, and calf muscles to promote blood circulation and relax the feet. (Note: Do not use if you have a pacemaker or high blood pressure; please remove your socks and place your feet on the foot pad before use) [EMS neck massager] On sitting in the office, doing sedentary housework, you can use this neck massager to relieve fatigue, and pain, using EMS technology to make your whole body more relaxed. EMS hip massager】This hip massager can make your buttocks tighter, create buttocks, and increase the sense of beauty, but also for sedentary, you get relaxed. [8 massage modes] M1-massage mode, M2-massage mode, M3-friction mode, M4-elbow pressure mode, M5-acupuncture mode, M6-tying mode, and other modes to simulate the effect of real massage, feel the joy of foot massage. 【19 kinds of massage intensity】 foot massager is 9 adjustable intensity levels, direct stimulation of acupuncture points, reduce physical and mental fatigue, and improve sleep quality. 15 minutes for a course of treatment, the time is up, it will automatically shut down. If you want a longer time, you have to reset it for another treatment. (Suggestion: choose level 1 for the first use) [USB Charging] The ems foot massager with a built-in rechargeable battery can be charged more easily with the USB charging cable. The charging cable is 50cm long, you can connect the USB cable to the USB port of your laptop/desktop/power bank and cell phone charger for charging. (Note: the red light is on when charging, and will automatically go off when fully charged). 【Widely applicable】 Foot, neck, and hip circulation massager is carefully designed for sports enthusiasts, the elderly, and workers who sit/stand for long hours (especially in high heels) to provide great relaxation and relieve foot pain and leg pain. Package includes: As the pictures.