Operating frequency:

20 Khz

Weight:

272 g￡¨including the battery￡?

size:

Length: 420mm width : 138mm height: 110mm

handle measurement:

30X30mm

Regulate the way:

Manual

Indicator:

BZ , vibration motor

LED light proves :

LED red warning indicator lamp LED green insufficient indicator lamp of voltage of indicator lamp LED battery of power

Battery:

A 9V battery (suitable for working for 40 hours normally)

Control:

Circulation switch (ON, OFF, a sound of light or mode of vibration)

characteristics

characteristics:

Characteristics:

1?￠ Use cycle-switch to switch sound alarm and hidden vibration alarm respectively

2?￠ Hight sensitive,detect ferror metal and non-ferror metal

3?￠ Sound and light alarm simultaneously

4?￠ Alkaline cell (7V-9V) can work over 40 hours and distance does not change

5?￠ Warn automatically when short of voltage

Detecting distance:

oúé??eê?ì?2a?àà?

óDé??eê?ì?2a?àà?

1?￠1/2pin 10mm

1?￠aluminum&copper sheet 10?L

2?￠model 64 pistol 150mm

2?￠DIP14 IC(integrate circuit) 5?L

3?￠6 inches dagger 150?L

3?￠Silver ring 1g 40?L

4?￠8mm(diameter) 40?L

4?￠Lead brick 1g 30?L