MASTECH MS8902B Non-contact 20V-600V AC Voltage &amp; Metal Detector Tester Meter<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Specifications: Voltage Sensitivity: 20V to 600V AC Frequency: 50-500Hz Metal detection distance:</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41SImK16OqL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/417MFE3FAtL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31D1jQ%2BADiL.jpg" noproxy>