Lower sensitivity if the device acts erratically due to outside interference.
The Orbitor Prospector 100 is an entry-level, hobbyist metal detector featuring "All Metal" and "Discrimination" modes, a 7.4-inch waterproof coil, and 9V battery power. Designed for detecting precious metals, the unit operates best with a 1-2 inch ground clearance and can detect objects at depths of 6–8 inches. For user experiences and community discussion, visit Friendly Metal Detecting Forum Prospector 100 Metal Detector(10) - Alibaba.com Orbitor Prospector 100 Metal Detector Manual