The McLaughlin Verifier G2 uses smart transmitter technology along with improved noise reduction to achieve accuracy in utility line location and depth calculation. It has peak and null locating modes, four active frequencies, depth estimate readout and Current Measurement Index (CMI), a unique inductive method, passive radio search, increased depth capacity to 30 feet and a completely weatherproof receiver. 800/435-9340; www.mclaughlinunderground.com