MD300 Hand Held Metal Detector The MD300 hand held metal detector is a compact and highly efficient device designed for body security checks. It is commonly used in military operations for landmine detection and in public areas such as schools, airports, and stadiums to ensure safety. Its lightweight design and easy operation make it ideal for both professionals and casual users. The MD-300 model is a small, handheld metal detector that provides reliable security for sensitive locations like courtrooms, prisons, and public events. When detecting metal, it emits an alarm sound and vibration. The power supply includes a low voltage indicator, ensuring the user knows when to replace the battery.  Package Includes: 1 x Metal Detector 1 x English Manual  Key Features of MD300 Hand Held Metal Detector:  Parameters of MD300 Hand Held Metal Detector: Airports, railway stations, docks, prisons, customs, border control, and other security departments for security checks; Screw Barrel For WPC Profile,Alloy Structural Steel Conical Twin Screw Barrel,Steel Conical Twin Screw And Barrel ZHEJIANG BOHAI MACHINERY CO., LTD , https://www.bohai-screw.com
Mini size, simple operation
High sensitivity – detects objects as small as a pin
Alarms with sound, vibration, and light
9V battery lasts up to 40 hours
Low failure rate and stable performance
Power Supply
9V (operates for 40 hours normally)
Operating Frequency
20KHz
Dimensions
L42 * W13.8 * H11 cm
Alarms
Light and Vibration Alarm
Current
50mA
Applications of MD300 Hand Held Metal Detector:Â
Medical, food, and commercial quality inspection systems;
Precious metal detection (such as gold and silver jewelry factories), and other security checks.
Notes:
1. If the sensitivity is set too high, continuous alarms may occur. Adjust the sensitivity accordingly.
2. Always turn off the power after use. Do not remove the battery for long periods to avoid damaging the circuit.
3. When the probe touches metal, a crackling sound may occur. The alarm will stop only if the metal is no longer present.
4. If the green light turns dark and a continuous alarm sounds, the battery voltage is too low. Replace the battery immediately.
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MD300 Hand Held Metal Detector Cheap Metal Detector
Model NO.: MD300 Metal Detector
Usage: Body Security Check
Battery: 9V, Not Included
Tuning: Automatic
Indicators: Audio/Vibration
Controls: Power/Off Button
Advantage: Lightweight and Portable
MOQ: 20 PCS
Warranty: 1 Year
Trademark: N/M
Transport Package: Carton Box
Specification: 20 pcs per carton
Origin: China
HS Code: 8543709100