The Bounty Hunter VLF 2.1 Metal Detector offers you high performance metal detection. Featuring a lightweight, ergonomic design, it is easy and comfortable to operate. With its excellent sensitivity control, this VLF 2.1 metal detector can detect coin-sized objects up to five inches deep and larger items up to three feet deep. It includes a weather-resistant coil that works well in any climate conditions. It operates on two 9V batteries.