The iSTIM EV-805 TENS EMS 4 Channel Rechargeable Combo Machine Unit is a sophisticated device designed for both pain relief and muscle rehabilitation. Integrating Transcutaneous Electrical Nerve Stimulation (TENS) and Electrical Muscle Stimulation (EMS), this unit is used widely by physical therapists and medical professionals. With its diverse range of programs and biocompatible Japanese electrode pads, the iSTIM EV-805 stands out as a comprehensive solution for managing a variety of pain-related conditions and muscle strengthening needs. This review thoroughly examines its features, effectiveness and overall usability.

Istim Ev 805 Tens Ems 4 Channel Rechargeable Combo Machine Review

1. Design and Features

Dual Functionality: TENS and EMS

The iSTIM EV-805 combines TENS, for blocking pain signals and stimulating endorphin production and EMS, for muscle rehabilitation and strengthening. Moreover, this dual approach makes it a versatile tool for various therapeutic needs.

Multiple Channels and Programs

Featuring 4 channels, 5 TENS modes, 3 EMS modes and 24 preset programs, the device offers a wide range of options for tailored pain management and muscle stimulation.

High-Quality Japanese Electrode Pads

Equipped with top-grade Japanese electrode pads, the unit ensures efficient current conductance and comfort, even for sensitive skin users. Moreover, these pads enhance the effectiveness and comfort of each treatment session.

Rechargeable and User-Friendly

The unit is rechargeable, eliminating the need for frequent battery replacements. Furthermore, it also boasts a user-friendly interface, with a clear instruction manual and quick guides (making it accessible to users of all experience levels).

2. Performance and Usability

Effective Pain Relief and Muscle Stimulation

The iSTIM EV-805 is highly effective in providing pain relief for various conditions like back pain, shoulder tension and arthritic pain. Simultaneously, it excels in muscle strengthening and rehabilitation exercises.

Customizable Treatment Options

With its array of modes and programs, users can customize the device for specific pain areas and intensity levels (ensuring a personalized therapy experience).

Comfort and Ease of Use

The high-quality electrode pads and intuitive interface contribute to a comfortable and hassle-free user experience, suitable for both home and professional use.

3. Pros and Cons


  • Dual TENS and EMS functionality offers a comprehensive treatment approach.
  • Multiple channels and a wide range of modes and programs for tailored therapy.
  • High-quality Japanese electrode pads provide comfort and effective stimulation.
  • Rechargeable unit with user-friendly interface and clear instructions.
  • Suitable for a variety of pain relief and muscle rehabilitation needs.


  • The complexity of options might be overwhelming for new users.
  • Higher cost compared to simpler TENS or EMS only units.
  • Replacement pads and maintenance could add to the long-term cost.

4. Safety and Precautions

Important Safety Information

Users with cardiac pacemakers, existing cardiac conditions, or implanted metal devices should not use this unit. Pregnant women and individuals with epilepsy also need to avoid this device and consult a physician before use.

Usage Recommendations

Start with lower settings to gauge comfort and effectiveness. Follow the manual for correct pad placement and program selection. If any discomfort or adverse reactions occur, discontinue use and consult a healthcare provider.



To conclude, the iSTIM EV-805 TENS EMS 4 Channel Rechargeable Combo Machine Unit is an exceptional device that offers comprehensive pain relief and muscle rehabilitation. In fact, its wide range of features, combined with high-quality components, makes it a valuable investment for individuals seeking effective home-based therapy or professionals needing a versatile treatment tool. While it requires a bit of a learning curve and consideration of ongoing maintenance, its benefits in effective pain management and muscle conditioning are substantial.

Final Thoughts

For those in need of a sophisticated, versatile and effective solution for pain management and muscle rehabilitation, the iSTIM EV-805 is an excellent choice. Its adaptability to various therapeutic needs and user-friendly design makes it a standout option in the realm of TENS and EMS combo units!