There are several types of PEMF devices available for low back pain treatment, including mats, pads, and handheld devices. Each type of device has its own benefits and drawbacks, so it’s important to choose the one that’s right for your individual needs. When choosing a PEMF device for low back pain, it’s important to consider factors such as intensity level, a low intensity level is more beneficial per our clinical trial, frequency (our clinical trial showed that low frequency is effective and beneficial) , and waveform (we use square waveform, it has shown effective in reducing pain and healing your lower back) . A high-quality device should ready to use with no input from end user, end user is not proficient in adjusting the treatment.