TC-90 Professional Underground Metal Detector
Professional Underground Metal Detector TC-90
TC-90 Underground Metal Detector, also called "iron detector" is mainly used to detect metal objects buried underground and currently used to recycle waste-metal or explore treasure in sallow earth. It has ground balance circuit, which can rule out "Mineralization Reaction". It only sends out signal when finding metal, which greatly improve the maximum depth and accuracy.
Main technological parameters:
1. Detect depth: coin: 20-45cm; silver coin 30-60cm; cooper bowl 70-95cm.
2. Senstivie grade: 1-8
3. Detect Mode: 5
4. Signal frequency: 10KHz adjustable.
5. Detect disc: 28 x 36cm (small disc 28 x 22cm also available, order model TC-90S)
6. Handle: 1.06~1.29m adjustable.
7. Power: 4 x AA battery.
8. Weight: 1.32kg.
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