The RIDGID SeekTech SR-20 Locator is a lightweight, yet rugged receiver that provides needed data fast for accurate locating and protection of critical assets. It weighs 3 1/2 pounds, has a battery life of 16 hours, and can be programmed to detect any active frequency from 10 Hz to 35 kHz. Target line and guidance arrows quickly identify distortions. Proximity signal and signal strength also help work through difficult locates. 800-769-7743; www.ridgid.com.