Barska SURVEYOR-300 Waterproof Handheld Metal Detector Black Small. When metal is detected the Surveyor-300 features a audio and alert/vibrating pulse indicators. It can be used to pinpoint the exact location of a buried metal when metal detecting. With a 360-degree scanning area the Surveyor-300 can detect in almost any position and at any angle. This compact handheld detector will detect valuable objects such as coins jewelry and precious metals; found items can be quickly gauged with the tactile 4 inch ruler on the neck of the detector. The Surveyor-300 features a built-in LED flashlight that can be used to spot objects in dark environments and also includes a convenient holster for easy transport. Specifications for Barska SURVEYOR-300 Waterproof Handheld Metal Detector: Manufacturer: Barska Water Resistance Level: Waterproof Features of Barska SURVEYOR-300 Waterproof Handheld Metal Detector 1.37"- 1.57" Depth for Sensitivity for US Quarter Switch Between Audio Vibration or Audio & Vibration Indication Raised 4 inch ruler on the neck of the detector. Low Battery Warning Waterproof Package Contents: Barska SURVEYOR-300 Waterproof Handheld Metal Detector A Belt Holster Bungee Clip Barska BE13780: SURVEYOR-300 Waterproof Handheld Metal Detector Black Small