Features1.Adopt EMS(Electronic Muscle Stimulatior) technology and low frequency impulse current to stimulate your muscle motion and relieve from pressure, tiredness and fatigue with extreme relaxing enjoyment.2.Built-in 6 adjustable massage modes and 9 adjustable intensity levels for free switch, easy to switch by pressing the buttons according to your desired comfort or preferred effect.3.Auto power off function, it will automatically shut off after continuous working for 15 minutes, smart and energy saving for hassle free massaging experience.4.Portable and foldable design, can be put in your bag or backpack, space saving with carrying breeze, suitable for home, office and even travel use.5.Ideal gift for your family and friends to show your love and care for their health, it can solve wide range of daily discomfortSpecifications- Material: ABS+ PU.- Massage Modes: 6 Modes.- Intensity Levels: 9 Levels.- Power Supply: USB Charging[Built-in Rechargeable Battery] Or 2*AAA Battery[Batteries are Not Included].- Auto Shut-off: 15 Minutes.- Size: About 30x29x1cm/11.81x11.42x0.39in.Kindly Noted: Please keep your feet dry and stay away from water when using it.01 (Rechargeable)Package Included : 1* Main Unit, 1* USB Cable, 1* Foot Mat, 1* User Manual.02 (Battery)Package Included: 1* Main Unit(Battery are Not Included), 1* Foot Mat, 1* User Manual.