Bounty Hunter Guardian Metal Detector. The Guardian Metal Detector by Bounty Hunter can be used to screen for weapons at bars nightclubs airports schools and live performance events. Bounty Hunter Guardian detects all types of metals and is not designed to detect weapons that do not contain metal. The Guardian Metal Detector features silent operation in which vibration is triggered by metal objects and a LED indicator will illuminate. Specifications for Bounty Hunter Guardian S-3019: Depth Detection: 7" for coin-size objects 2' for large objects Batteries: Two 9V Alkaline Batteries (not included) Features of Bounty Hunter Metal Detector Guardian: Quick-Change Battery Compartment All-Metal Detection for locating all types of metals Momentary Low Detection is activated by a switch and reduces detection range to reduce triggering from small metal objects in clothing or larger environmental metal objects (such as metal reinforcing in bar floors) Silent operation; when audio is switched off silent mode will vibrate when metal is detected Two alternate operating frequencies Low Battery Indication Visual Target Response causes red LED to flash when metal object is located Conform Hand Grip and Removable Wrist Strap Package Contents: Bounty Hunter Guardian Metal Detector S3019 Bounty Hunter Guardian Metal Detector S3019