The RIDGID SeekTech SR-20 Pipe Locator features an easy-to-use visual mapping display that allows you to locate utility lines and sondes/beacons with confidence. Use with a SeeSnake camera equipped with a sonde transmitter to locate the camera head during an inspection or use with a line transmitter to find buried utilities. This underground wire locator can also find flushable float sondes and remote transmitters attached to a push rod or drain cable. SeekTech underground wire locators provide unprecedented ease-of-use for locating underground pipes. Transmitters can be approached from any direction for faster, more accurate locates thanks to several, multi-directional antennas built into the underground pipe locator capturing the complete signal field. Easily locate in-line transmitters such as a SeeSnake, remote transmitters (Sondes) and energized metallic lines with active line traces, passive power trace, passive radio trace and sonde (beacon) frequencies. Easily read the 240 x 160 LCD display to find your equator, poles and lines and quickly locate. This underground locator utilizes a large range of standard frequencies: Active Line Trace Frequencies: 128 Hz, 1 kHz, 8 kHz and 33 kHz. Includes RIDGID SeekTech SR-20 Locator, package of 3-NaviTrack mark chips, SeekTech SR-20 rugged carrying case, 4C-cell batteries, instructional DVD, and operator's manual. Meets FCC Class A and EN 55022 Class A requirements. RIDGID - Built For Those Who Know.