Electric Pulse Massage Machine With Slippers 8 Modes 15 Strength Medium Frequency Muscle Massager Unit Item Type: Body Massager Material: ABS Battery Type: 3 x AA batteries (not included) Strength Gear: 15 Gears Massage Mode: 8 Modes(Pounding, tui na, massage, kneading, tapping, gua sha, acupressure, automatic mode) Applicable Parts: Shoulder and neck, waist and back, arms, legs Timing Function: 5, 10, 15, 20, 25, 30 minutes Size: Approx. 169 x 118 x 37mm / 6.7 x 4.6 x 1.5in How e: 1. Open the battery cover and insert 3 x AAA batteries in the correct direction as indicated. Close the battery cover. 2. Insert the plug into the output socket of the massage machine, and connect the other end to the massage slippers or pads correctly. 3. Wear the massage slippers on both feet or attach the massage pads to the desired areas to be massaged (make sure the areas are clean). 4. Press and hold the power button to turn on the massager. 5. This device has eight massage modes, including hammer, massage, kneading, tapping, scraping, and acupressure, as well as an automatic mode. Choose accordingly to personal preference. 6. The device is equipped with massage settings for the shoulders, knees, hands and feet, and legs. Choose the appropriate setting according to personal needs. 7. Use the "+" button to adjust the massage strength, and the machine will automatically stop if it detects no load for 5 seconds. 8. When using the product, please make sure to firmly attach both massage labels to prevent the device from detecting a light or no load. 9. Press the stop button to stop the massage function. 10. This device has an automatic shut off function after 5-30 minutes. The LED screen displays the remaining massage time, and the machine will automatically stop working when the screen displays "0".