Armada Technologies PRO881 Digital Underground Cable Locator with Inductive Clamp - The Pro881™ Underground Cable Locator is an easy, fast operating digital locator designed to get the job done quickly and accurately. Minimal settings make the Pro881™ a great choice for new or seasoned maintenance staff. Incorporating three different locating frequencies, the Pro881™ tracks many types of cabling, including irrigation, CATV, electrical, telephone, and lighting. It incorporates digital reception filtration to eliminate unwanted AC noise and interference for efficient, uncomplicated locates.