MD-91 ground search metal detector - MD-91

5Ground Searching Metal Detector MD-91

Simple, streamlined, beautiful design and green/blue select.

Detailed product information

MD-91 Ground Metal Detector is mainly used to detect and identify metal objects buried under ground. High-power transmitter, big and small two detecting coils, which is flexible to meet the needs of different detection, and has enough detection depth and accurate recognition.

Deep detection depth, high precision, accurate positioning, strong distinguish ability, special professional ground metal detector. Simple, streamlined, beautiful design and green/blue select.

Usage of Product:

Security check.

Quick search of Criminal Department

Discover metal objects in raw materials, fuel, and food

Discover metal objects in the mail and baggage and parcels

Detect underground pipes, cables

Archeology, mineral prospecting

Find gold and silver treasures buried underground and metal artifacts

Product Feature:

1. Cover is produced with high-strength ABS plastic, high strength, light weight, long life

2. Distinguish ferrous and non ferrous metal

3. Ground Balance, to eliminate "mineralization reaction” impact, and improve detecting deep depth and accuracy

4. Low power indicator, under voltage alarm

5. Rechargeable

6. Identified metal through the sound of speakers or headphones

Specifications:

Operation Mode: Ground Balance/Discrimination

Transmission Frequency: 6.99±0.2KHz

Audio Frequency: 450±10Hz

Power: about 2.5W

Power Supply: 8pcs of 1.5V batteries/rechargeable batteries (optional), available external power: DC12V

Accessories: charger, headphones, big coil

Coils Size: big coil (diameter 390mm)

Detect Security: big coil: 40-45cm(1 coin size as CNY 1)

Maximum detecting depth: big coil: 3.5m

Note: Maximum detecting depth is tested by one piece of 60Lx60Wx1H cm aluminum board buried in dry soil. Generally the more large surface area of detecting target and more detecting targets, the more deep detecting depth.

Package Size:

1 unit gross weight: 5.5kg

1 unit carton size: 775x455x190mm

1 carton gross weight: 23.5kg (4units/ctn)

1 carton size (4units/ctn): 765x480x790mm