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High-sensitivity Round Handheld Metal Detector With Sound & Light & Vibration Alarming Detectors Free Shipping
Features Introduction:
Function: Detect people hidden metal objects
Characteristics:
The cycling switch to switch sound alarm and hidden vibration alarm function;
High sensitivity, can detect ferrous and non-ferrous metals. Simple to use , convenient , easy to adjust;
When metal is detected with the sound ( or vibration ) and light alarm function;
The alkaline battery alarm proportion of 10 % to 15 % of work , can work for 40 hours or more;
9V battery to about 7V same detection range . When the battery voltage is low , the alarm will automatically continuous
Controlled measuring distance:
Black metal detector distance
1/2 pins 10 mm;
Tiananmen-style pistol 150mm;
Six-inch dagger and 150mm;
8mm diameter steel ball 40mm
Non - ferrous metal detection range
10 mm × 5 mm × 0.08 mm aluminum, copper 10mm;
DIP14 IC IC 5mm;
1gram silver ring sub 40mm;
1gram of lead weights 30mm
