Calfoot EMS Mat to train "walking" at home This item has been stored at home, unopened. (The seals on the two opening points are also intact) *If you would like to confirm the power supply, please comment. As this item is stored at home, I would appreciate it if those who understand this would purchase it. Calfoot With EMS, you can train your entire lower body, including your soles, calves, thighs, and hips. You can easily train by simply sitting and using it for 10 minutes. Model: CL-CCF10 Color: Indigo Body size: Approximately W335 x D312 x H7mm Body weight: Approximately 128g Main unit power supply: Lithium storage battery Charging time: 1.5 hours Material: [Main unit] PU, [Electrodes] Conductive silicone (carbon) Set contents: Pad, controller, remote control, power adapter, USB cable, storage pouch, instruction manual (with warranty)