This MD-1008A metal detector is a great learning metal detector for kids to use.
The signal increases in volume as targets get closer.
It has function of discrimination control, able to eliminates iron and most unwanted items.
Waterproof dial: you can use metal detectors in shallow water.
You can find lost coins, gold and other metal objects. It is universal and easy to use.
1. Power: 9V(6F22)
2. Frequency: 5.0KHz
3. Current: Standby: 10mA; Max: 70mA
4. Voltage: 7.2V-9.6V
5. Sensitivity: US 25 Cent: 130mm
6.Display mode: Mechanical pointer mode
8.Detection of metal size: as big as a coin