Hand-Held Metal Detector

Hand-Held Metal Detector MD200 Features: 1) Operating frequency: 20kHz 2) Weight: 272g (including the battery) 3) Size: a) Length: 420mm b) Width: 138mm c) Height: 110mm 4) Handle measurement: 30 x 30mm 5) Regulate the way: manual 6) Indicator: BZ, vibration motor 7) LED light proves: LED red warning indicator lamp, LED green insufficient indicator lamp, voltage indicator lamp LED battery of power 8) Battery: 9V battery (suitable for working for 40 hours normally) 9) Control: circulation switch (on, off, a sound of light or mode of vibration) 10) Uses cycle-switch to switch sound alarm and hidden vibration alarm respectively 11) Highly sensitive, detect ferrous and non-ferrous and stainless steel weapons 12) Sound and light alarm simultaneously 13) Alkaline cell (7V - 9V) can work over 40 hours and distance does not change 14) Warn automatically when short of voltage 15) Simple, convenient to use, easy to adjust 16) Detecting distances: a) 1/2 pin: 10mm b) Model 64 pistol: 150mm c) 6" dagger: 150mm d) 8mm (diameter): 40mm e) Aluminum & copper sheet: 10mm f) DIP14 IC (integrate circuit): 5mm g) Silver ring (1g): 40mm h) Lead brick (1g): 30mm