Specifications:
    MD19plus is a small hand-held metal detector, security inspection of special tools. Its easy to use, without any adjustment controller, detect metallic objects fast response, sound and light alarm simultaneously, and the LED with Ø3.5mm headphone jack. Detection of small metal to clear a lower frequency tone sound, detecting large metal objects from high audio tone sound. Is mainly used for the airport, courts, prisons, stadiums, entertainment places such as the security check, can search the harm personal safety of concealed weapons, tools and hidden metal objects, and can also be used for hand baggage, mail and parcel check.
Descriptions:
.The blinking green LED indicates the unit is working well
.Audio Alarm and red LED indicate a metal target
.Press power switch up for continuous operation and scan approx 5cm from search area.
.Press power switch down for momentary operation and lower sensitivity scanning which may be necessary while searching near floors.
.Use reset button to recover initial status.
Technique parameters:
.Upon completion a series of self-test

. Operation status constantly monitored.
.Audio alert / LED alert/Vebration
.Normal sensitivity / Low sensitivity
.9V alkaline battery
.Weight: 500g
.Size: 414x85x30mm
Using the method:
.Using a small screwdriver battery box cover, back to remove the battery cover. Correctly in battery button on the new 9V alkaline batteries (6F22.S006P type), and pay attention to the positive battery, negative. Push on the battery cover plate, locking the battery box fixing screws.
.Handheld metal detector portion of the handle, the switch from OFF position to the ON position on, the power supply is switched on, self-test, after 1-2 seconds, two, is the green Ready lights flashing red lights indicates, Alert, said in the conventional sensitivity detection continuous operation state. When the switch is pressed downwards by the OFF position, hand continue to hold the power is switched on, just, this machine is the sensitivity to detect reduced temporarily operating state. The hand loosens, returned to power the OFF position.
.When the detection region scanning through a known metal target, horn audio alarm sound, positive, reverse two face red Alert light light indicator. The large object metal target detection, audible tone will become high, is different from that of small objects detection.