High sensitivity allows you to detect and scan large airspace at a 360-degree level, then use precise sharp to narrow and precise positioning of the target before digging, saving time and power. Automatic vibration, audio and LED indicators ensure you never miss an alarm, and the LED flashlight will stay on when the metal detector lights up, allowing you to aim at metal objects quickly and accurately. Control: Power Switch Length: Approx. 9 inches / 22.9 cm Diameter: Approx. 1.5 inches / 3.8 cm Diameter: Approx. 1.5 inches / 3.8 cm 0.87/2.2 cm Battery: Single 9V (not included) Battery Life: Carbon: 16 hours Alkaline: 30 hours Rechargeable: 8 hours Operating temperature: -35F (-20C) to 158F (60C) Net weight: 145g Package includes: 1x metal detector 1x belt holster 1x lanyard attachment clip