Features:  Electric Foot Massager Mat: Adopts low frequency Electrical Muscle Stimulation technology, which can promote blood circulation and relax your feet; foldable and lightweight foot pad, easy to store and carry.  10 Modes & 20 Intensity: Multiple modes to simulate the effects of real massage, and you can adjust massage intensity directly by press the button +/- on the controller; LCD screen design make it easier for you to use.  Enjoy Foot Massage Every Day: Having a foot massage every day can stimulate the acupuncture points, relieve fatigue and improve sleeping. 20 minutes is a course of treatment, when time is due, it is automatically shut off. If you want a longer period, you need to reset for another session.  USB Charging Foot Massage Pad: Built-in 150mAh rechargeable battery that can be charged by USB charging cable conveniently. You can connect the USB cable to the laptop/desktop/power bank and phone charger USB port for charging.  Wide Applications: The foot massager mat is designed for sports lovers, the elders, workers who sit/stand (especially wear high heels) for long time, providing great relaxing and alleviating aching feet and legs. Very suitable for using at home or in office.    Specifications:  Mode: 10  Intensity: 20  Battery Capacity: 150mAh  Charging: USB cable  Item Weight: 130g/ 4.6oz    Note:  Please do not to use if you have a pace maker or high blood pressure.  Please take off your socks before use and put your 2 foot on the foot pad.  It is better to use the foot massager mat 30min after a meal or a bath, and 1-2 time every day.    Packing List:  1 * Foot Pad  1 * Controller  1 * USB Charging Cable