Code:81995
Operating frequency: 52KH+/-10% (sine wave)
Sensitity>5cm(for a US quarter)
indication: audio alert and LED (red) alert
Audio tone changes as the metal size changes
Blink: when the unit is working properly,
the BLINK indicatior (green)flashes
Headphone jack: 1/8” Connect the headphone
with the headphone jack for silent operation
Low sensitity to lower the sensitity. used in place
with interference.
LED indicators on both front and back faces are
optional
low battery indication
Power: one 9V battery (not included)
Gross Weight(kg):9.6
Net Weight(kg):8.6
Q’ty/CTN:20PCS