How to use?? 1. Insert the battery, turn on the power, the machine's LED indicator will light up. 2. Close to 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... Microprocessor circuitry ensures maximum sensitivity without adjustment required. The PRO-POINTER does not interfere with your metal detector's pinpointing tip and 360-degree side-scan capability in one pinpointer. The user guide offers simple tips on the special pinpointing features of this incredible detector. LED flashlight helps in low-light recovery. A woven belt holster...is included to attach the PRO-POINTER to standard-sized belts. Useful applications... Search 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. Scraping blade to sift soil when retrieving the target. Waterproof... The PRO-POINTER can be washed under running water or used in the rain. Proportional audio/vibration pulse rate controls: Power switch Dimensions: Length 23.2 cm Thickness: 4 cm Battery: 9V single (not included) Battery life: Carbon: 16 hours Alkaline: 30 hours Rechargeable: 8 hours What's included?: 1 x Garrett Handheld Metal Detector Battery not included