Insert the battery, turn on the power, the machine's LED indicator lights up. 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.It 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 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 the ground when retrieving the target.Waterproof...It 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 portable metal detectorBattery noincludedWANAN Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.