Feature: 1. Adjustable Treatment Time: The default massage duration is 20 minutes, you can adjust the time from 10 to 60 minutes according to your needs. 2. 16 Massage Modes: Rechargeable host design, with 16 modes of massage for you to choose freely. 3. 20 Strength Levels: Each function has 20 levels of strength to be adjust, which is enough to meet your needs. 4. 2 Charging Methods: Use adapter (110‑240V) or USB cable for charging, which can be used continuously for 4‑6 hours. 5. Double Output: With 2 output ports, separate output, suitable for 2 people to use at the same time. Specification: 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.. Package List: 1 x Host 2 x Electrode Wire4 x Electrode Patch 1 x Power Cable 1 x Plug 1 x English Manual 1 x Acupoint Picture 1 x Wire Wrap Board Note: 1. Do not use near the heart, above the head, on the pubis, scar areas, or over the throat or mouth.2. Avoid touching the mat when the machine is on.3. Pregnant women must avoid using this massager.4. Do not use this massager if you are using a pacemaker or other life support device (such as an artificial lung or respirator).5. Do not use it while driving, operating machinery or any involuntary muscle contraction that may expose the user to unnecessary danger or injury.6. If has the following disease, please do not use: in the last six months of acute illness, injury or surgery methods epilepsy, high blood pressure, cardiac dysfunction, infectious diseases, malignant tumors, recent surgery, skin problems, pregnancy, undiagnosed pain syndrome Groin or inguinal hernia of bone joint pain and restricted or atrophic muscle activity.7. Keep away from children.8. This device is neither intended for use in any medical condition or disease, nor is it intended for use in physiotherapy or muscle rehabilitation.9. Do not use it on injured or diseased muscles.