Pinpointing Metal Detector CSI Pro-Pointer AT ABS Plastic Material Exterior Length (In.) 9 in Exterior Width (In.) 1 1/2 in Thickness (In.) 1 1/2 in Weight (Lbs.) 0.4 lb Audio Alarm Selectable Operating Frequency (Hz) 11.5 kHz Max Operating Temp -35 Degrees to +158 Degrees F Scans 360 Degrees Detection Range All Ferrous Non-Ferrous and Stainless Steel Weapons Contraband and Other Metallic Objects Audio/Vibrate Indicator 9V Battery Battery Life 30 hr 16 hr 8 hr (Rechargeable)