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Model: HT93. LCD Digital Amp Ohm AC/DC Volt Tester Portable Diode Triode Monitoring Regulator. The device's NCV sensor probe, when brought closer to the test area, identifies weak and strong signals, respectively triggering a green backlight ("---L" display) and a red backlight with beeping sounds ("---H" display).
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.