StreetWise Security Products Handheld Metal Detector. 5" x 3.13" x 1.38". Sensitive enough to detect a handgun or knife from 6" away. Hand strap and holster with belt loop. Adjustable sensitivity. Audible and vibration alerts. Boxed. Specifications for StreetWise Security Products Handheld Metal Detector: Manufacturer: StreetWise Security Products Dimensions: 15.5 x 3.13 x 1.38 in Package Contents: StreetWise Security Products Handheld Metal Detector