TENS Massager 16 Modes Dual Channel Digital Muscle Physiotherapy Massager Device 110‑240VUK Plug Item Type: TENS Massager Material: ABS Scope of Use: (1) This product is mainly used for household electronic healthy massage to prevent sub-healthy condition of family members (2) Scope of use: home, business gifts, shops, hotels, offices, etc. Power Supply: Lithium Battery (Included) Battery Capacity: 200mAh Working Principle: The charging pulse massage device adopts the physical massage principle of electronic acupuncture and moxibustion, and uses low-frequency pulse to imitate the 16 basic techniques of acupuncture and moxibustion massage Usage: 1. Connect the electrode to the electrode line.By fastening them and then removing the protective film Note: adding a few drops to the pad will increase its life. 2. Place the pad where it needs to be massaged.It is then plugged into one of the ports on the device.For additional relief, use the second port and repeat the steps to place the other two electrodes.Make sure the two electrodes are on the skin and do not overlap.Make sure your skin is free of any dirt, grease or lotion. 3. Slide on/off switch on top of device to open device.The device will now be activated. 4. Press the mode button to try another mode.Then press the center button to select wave from the selection.Keep in mind that the strength is set to the minimum by default for each mode selection.Note: The center button can also be used as a lock key.Hold for 3 seconds to lock the screen, and hold again for 3 seconds to unlock the screen. 5. Once a mode is selected, press + button to gradually increase the intensity.Press the button to lower it. 6. The recommended use time is 10-60 minutes.Add 10 minutes to each setting.The remaining time will be counted down automatically.The device will then shut down automatically after completion time.