Ridgid® 21893 SeekTech® SR-20 Underground Utility Line Locator

A lightweight yet rugged receiver that provides all the information needed for faster, more accurate locates. Target line and guidance arrows quickly identify distortion. Proximity signal and signal strength help work through difficult locates. Trace any frequency from 10 Hz to 35 kHz. Active line trace frequencies 128 Hz, 1 kHz, 8 kHz and 33 kHz. Broadband passive power trace 50 Hz, 60 Hz, 4 kHz. Passive radio trace 4 kHz 15 kHz, 15 kHz-36 kHz. Sonde frequencies 16 Hz, 512 Hz, 640 Hz, 850 Hz, 8 kHz, 16 kHz, 33 kHz. Approximately 16 hr battery life.