The Metal Detector MD-300 imported by Uniglobal Business is a compact, handheld security scanning tool designed for detecting hidden metal objects. It operates on a 9 V battery and features audible, visual (LED), and vibration alerts when metal is detected. The MD-300 is highly sensitive, capable of identifying small items such as pins and larger weapons, making it suitable for security checks in airports, schools, events, and other public spaces. Its lightweight, ergonomic design ensures ease of use for personnel performing quick and reliable metal detection.

Main features
Sharp audio alarm & bright red LED	Indicates the detection of metal.
One-touch button operation	3-way switch (Audio,Off,Vibration).Audio and vibration alarm mode with LED indicator.Power switch and LED positioned for easy access and high visibility.
Audio detection signal	Depends on items size, big metal, loud audio, small metal, low audio.
Improved features	Includes both audible and vibrating alarm options. Detects ferrous, non-ferrous and stainless steel weapons, contraband, and other metallic objects.
Self-calibrating	Digital microprocessor technology eliminates the need for periodic sensitivity adjustments.
Rugged, high-impact ABS shell	With reinforced coil compartment.
No false alarm	After power on, no false alarm when swing the detector.
Technical parameters
Working frequency	95KHz.
Three-color LED indication	Green LED : ON Yellow LED : Low Batteries Red LED : Alarm
Operating temperatures	-20º C ~ +50º C, Humidity from 0~95%, no condensing.
Storage temperatures	-40º C ~ +70º C, Humidity from 0~95%, no condensing.
Charger (optional)	9V 1A with recharging base
Rechargeable battery (optional)	Ni-MH batteries; Lithium batteries
Caution	Alkaline battery can not be recharging.Or it may lead battery explosion or fire.