metal detector:
Features:
1) Outer size: 410 x 85 x 45mm
2) Weight: 409g
3) Operating frequency: 95kHz
4) Opera

metal detector:

Features:
1) Outer size: 410 x 85 x 45mm
2) Weight: 409g
3) Operating frequency: 95kHz
4) Operating temperature: -20 - 45°C
5) Power source control: on/off/ short work
6) Alarm: buzzes
7) LED traffic light sealing performance: IP64
8) Battery: one 9V battery