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Zhongke Liansheng Technology Co., Ltd.

China Manufacturer with main products: Walk through Metal Detector, Handheld Metal Detector, Underground Metal Detector, under Vehice Search Mirror, X-Ray Inspection System,...

Home  >Products Catalog > Hand Held Metal Detector > OEM!!! MD300 Mini Type Hand Held Metal Detector

OEM!!! MD300 Mini Type Hand Held Metal Detector

FOB Price: 6.00 - 10.00 USD/Piece
Supply Ability: 1,000 Piece/Pieces per Week
Shipping: FOB shenzhen, within 24 hours for 500-1000 pieces
Payment Terms: T/T, Western Union, MoneyGram
In Stock

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Packaging Details: Carton

Quick Details

  • Brand Name: ZK DETECTOR
  • Model Number: MD300


Key features:

1. Mini type,Simple operation

2. High sensitivity: can detect the size of pin.

3. When metal is detected with the sound or vibration and light alarm function

4.The alkaline battery alarm proportion of 10 % to 15 % of work,can work for 40 hours.

5.9V battery the alarm will automatically continuous


Power supply

9V (can work 40 hours normally)

Operating frequency





Light and vibration alarm

Current job


Power consumption


Applications: airports , railway stations , docks , prisons , customs , border control and other security departments of security checks; medicine, food , commercial quality inspection system; precious metal detection ( such as gold and silver jewelry factory ),and other security checks.


1, When the sensitivity adjustment too high, the boot will be issued after the continuous alarm sound, the sensitivity can be reduced.

2, Cut off the power after use. Long-term should not remove the battery to prevent overnight, so as not to damage the circuit.

3, The probe is fixed against a crackling sound when the metal will stop only when the metal continues to sweep audible.

4.When turned on, the green light getting darker and continuous alarm indicate that the voltage is less than it can work, then you should replace the battery.

Service Process

Service Guarantee

  • Free Service Charge

    ECVV doesn't charge any service fee to Buyers for buying this product.

  • ECVV Supply

    ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.

  • Product Quality Commitment

    ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.

  • Deposit Service Commitments

    In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

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