MD-88 digital underground metal detector chinacoal07

1. Rechargeable, Battery Life L.E.D lights, charging indicator lights.
2. Full-control Ground Balance.
3.could distinguish Ferrous and Non Ferrous metal chinacoal07
4. Be capable of remarkable depth and extreme sensitivity in the worst grounds.
5. Waterproof 15" search coil. Other accessory 12" coil available.
6. Threshold Control. Accurately adjust the audio to hear the smaller, deeper signals.
7. Frequency Control adjusts for hunting near power lines, microwave or other environmental interference.
8. English Panel, easy operation

9.Detect depth: 3.5 meters

Features:

Cover is produced with high-strength ABS plastic, high strength, light weight, long lift

Distinguish ferrous and non ferrous metal

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

Low power indicator, under voltage alarm

Rechargeable

Identified metal through the sound of speakers or headphones

Technical Specification:

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/small coils

Coils Size: big coil (diameter 390mm)

small coil (diameter 300mm)

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

small coil: 25-30cm (1coin size as CNY ¥1)

Maximum Detecting depth: big coil: 3.5meters; small coil: 2meters

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.