Working Frequency
5.5~5.8KHz
Working Current
Static≤23mA, dynamic≤50mA
Sensitivity
≥20cm (25 cent, in the air)
PP
≥22cm (25 cent, in the air)
Alarm
Audio, LCD indicator
Power Supply
2 * 9V 6F22 battery (NOT included)
Screen Size
70 * 48mm / 2.76 * 1.89in
Item Weight
1095g / 38.65oz
Adjustable Height
1080~1360mm / 42.52 * 53.54in