MD3004 low cost portable metal detector
MD3004 low cost portable metal detector
1. Method of giving signals: by buzzer and light
2. Sensitivity:〉8cm(25 cent)
3. 165mm coil which is waterproof
4. Adjustable stem
5. light weight easy to use
6. power: 9v
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ModeD3004
Power :(6F22)
working frequency: 22KHz
working current : < 50mA
working voltage : 7V-9V
sensitivity:30mm at hat pin
Sensitivity : 50mm at USD 25 cent
Packing: 6 pieces per Carton
Color: Blue or Other Color
weight: 540G