Review on ECG PR 21 Circuit Detector Frequency by Michael Hawkins

As a result of using this industrial power tool I found that it was a perfect fit for my needs in detecting frequencies.The compact size made it easy to carry around, and it delivered accurate readings every time I used it. The build quality was excellent and it held up well even after extensive use. However, the price may be a bit high for some customers. Overall, I highly recommend this circuit detector for anyone needing a reliable tool for industrial and scientific use..