Product introduction:

MD - 300 hand-held metal detector is a small handheld metal detectors.Mainly used in customs, airport security checks, the examination room, and other important places.
Especially application in the examination room: used in all kinds of tests to prevent students to carry mobile phones, PDA, electronic dictionaries, calculators, wireless transmission, such as equipment, has become a necessary testing equipment.
【 application 】 :
1. Airports, railway stations, the examination room, port electronic detection inspection.
2. Customs, prisons, frontier defense, security departments safety inspection.
3. Medicine and food quality inspection business system.
4. The important place, playground safety inspection.
5. Detection of precious metals such as gold and silver & artificial jewelry mill.
MD - 300 handheld metal detectors in China has become a industrial enterprises, electronic digital production of conventional security anti-theft equipment.

Product features  :
1, the operation to be simple, exquisite design, easy to save, low failure rate.
2, high sensitivity, can easily detect the size of a pin (or less) metal objects.Sensitivity can be adjusted according to the requirements.
3, battery voltage indicator (normally light of LED lamp).
4, in the similar style products to be cost-effective.
5, vibration ,sound and light alarm prompt.

Warning ways:
Sound and vibration can be optional , have a voice in the side of the detector/vibration switch button, when in a noisy environment or don't want people to hear the sound of occasions, you can put the switch to the vibration.So when the detector will detect metal and alarm, it will cause vibration and not sound