This pinpointer metal detector works with a 9V battery (not included). Detection pointer will vibrate and emit a sound and the closer you get to the metal object, the more intense the vibrations will become! The metal detector detects metals in the ground very easily with very good precision. Metal detector pointer is delivered with a safety cord so you don't lose it as well as 'a pouch to store it on your belt. Portable Metal Detector has a 360 detection field all around the detector and a pointer function on the tip of the device. < p>Features Portable metal detector Small size and easy to carry. 360 side scanning pinpointer. Has an LED lamp also allows to illuminate the search area easily. Specifications Control: power switch Setting: automatic Power supply: battery Single 9V (not included) Side scanning area: 360 degrees Operating temperature: -20-60 Material: ABS Package Contents 1 x Waterproof High Precision Pin Pointer for Gold Silver Treasure