How to Use: 1) Connect the pads with the guide line. 2) Plug the guide line into the port on the device top. 3) Uncover the protective film off the pads. 4) Stick the pads to the massage areas. 5) Turn on the device and select the right modes and intensity. Package Content: 1 x main device 4 x Electroic pads (2 pairs) 1 x USB C cable