The TW-82 & TW-82P from Fisher Labs is an easy-to-use, single frequency, affordable pipe & cable locator. The TW-82 offers fast target response and accurate locating. The transmitters current display indicates connection quality, quickly and clearly. The transmitter utilizes automatic load impedance matching to adjust output signal for best power output for the ground conditions. Its one-button design provides simplicity that locate professionals prefer and accuracy that professionals demand. The TW-82 is weatherproof and impact-resistant and features thick-walled injection-molded construction and still Made in America.