☑️【Applicable Scope】Multi-functional TENS physical therapy instrument successfully combines the essence of traditional Chinese massage with modern microelectronic technology. Helps relieve pain and muscle tension for sufferers of nerve pain, joint pain, neck pain, back pain, knee pain, sports injuries. Make your body healthier and more energetic. ☑️【Variable Intensity And Timer】8 massage techniques and 15 level of intensity allows you to fine-tune the pulse width and pulse rate which optimize sensitive control to relax your particular pain; A pre-programmed timer can set a predetermined duration. ☑️【Precautions】Those who have electronic devices embedded in their bodies, those who use artificial life-prolonging electronic devices, those who use ECG equipment and wear electronic devices, and those with abnormally sensitive skin are prohibited from using them. During the operation, if you want to change the mode, the intensity will automatically drop to level 0, at which time you can readjust the appropriate intensity. ☑️【Operation Introduction】Dry the body parts with a wet towel to remove stains before use. Then gently tear off the protective paper on the surface of the sticky sheet and stick the electrode sheet directly to the part of the body that needs to be used at the same time. After use, stick the sticky sheet on the winding board, clean it up, stick the protective paper, and it can be used next time. This TENS needs to be used with AAA battery (not included). ☑️【Lightweight And Portable】This TENS unit is small, compact but lightweight making portability easy and convenient. Compact palm-sized enables you to massage on the go or in the office, to get relief anywhere and anytime.