Metal Detectors Various Detector MD-3028 Product parameters: Material: ABS plastic + aluminum tube
Sensitivity: adjustable, about 180mm (test coin: USΦ25)
Detection object: metal (including iron, aluminum, coins, gold, copper, silver)
Detection method: handheld scanning detection
Features:
a. The identification range of DISC is adjustable: 7 different metal indications. (And you can choose whether to exclude 7 metals.)
b. Adjustable sensitivity: 8 levels of sensitivity adjustable
Power supply: 2 x 9V batteries (not included when leaving the factory)
Backlight: with backlight