How to use? 1. Insert the battery, turn on the power, the machine's LED indicator lights up. 2. Near the metal, the machine will trigger. 3.When the machine is in static mode, Move Metal will trigger a machine alarm once. Main Features : Automatically adjusts... The microprocessor circuit ensures maximum sensitivity with no adjustment required. The PRO-POINTER does not interfere with your metal detector's pinpointing tip and 360-degree side-scanning capability in a pinpointer. The user guide offers simple tips on the special locating capabilities of this incredible detector. LED flashlight helps recover in low light conditions. A woven belt holster...is included to attach the PRO-POINTER to standard size belts. Useful apps... Look for hiding places in walls and tight spaces...find metal pipes in walls or nails in drywall to locate studs...check wood for nails before cutting with expensive tools. Scraper blade for sifting soil when retrieving the target. Raincoat... PRO-POINTER can be washed under running water or used in the rain. Proportionalaudio\/ibrationpulserateControls:Power switchDimensions:Length23.2cmThickness:4cmBattery:9V single (not included)Battery life:Carbon:16 hoursAlkaline:30 hoursRechargeable:8 hoursWhat's included:1 x Garrett portable metal detectorBattery no includedWANAN Note: The data are all manual measurements, please allow 1-3cm error; due to the difference in light and display, there would be some color difference, please refer to the actual item received.