FISHER PRO MEGA + - with 2 search probes 12cm. (5 ") DD and 38cm.x30cm. (15" x12 ") SEF DD with free coil protector Fisher presents the exported updated version of the Gold Bug model for 2011 - GOLD BUG PRO. It sets new standards for gold detectors in this price range. This is a sensitive (19 kHz) detector that is very light and offers all metal and discrimination modes. Unlike the previous version of Gold Bug, the new model provides more flexibility in setting the discrimination mode. This makes it very reliable in finding relics, jewelry and coins. The model has been on the market since June 2010. It is extremely suitable for detecting small pieces of gold.