Fluke Networks PTNX1 Pocket Toner NX1 Coax Cable Tester<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Pocket-sized toner identifies and tests singular coaxial cable that has F-type connectors to detect continuity， short circuits， and open circuits </span></li><li><span class="a-list-item"> Removable coupler on the tone generator cap allows for testing male and female connectors </span></li><li><span class="a-list-item"> Tests live cabling and is protected up to 52V </span></li><li><span class="a-list-item"> Buzzers in both the probe and detachable tone generator indicate continuity </span></li><li><span class="a-list-item"> Dual-colored LED display shows green for continuity， red for shorts， and remains clear for opens </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31vtiX-0H6L.jpg" noproxy>