Metal Detector, Hand-Held, Plastic Material, Inside Length (In.) 16.5, Inside Width (In.) 3.5, Inside Height (In.) 1.4, Inside Depth (In.) 1, Exterior Length (In.) 16.5, Exterior Width (In.) 3.5, Exterior Height (In.) 1.4, Exterior Depth (In.) 1.4, Thickness (In.) 1.4, Weight (Lbs.) 0.9, Operating Frequency (Hz) 3 Alterante Frequencies, Max. Operating Temp. 160 Degrees F, LED Indicator, 9V Battery, Battery Life 40 hr., Standards NILECJ-0602.00