Handheld portable metal detectors for Historical Landmarks, Airport security

Handheld portable metal detectors  for Historical Landmarks, Airport security

1. Power: 9V (6F22) 
2. Operate Frequency: 22 KHz   
3. Operating Temperature: -5℃to +55℃ 
4. Operate Current: < 50mA 
5. Operate Voltage: 7V-9V 
6. Indicator Visual: Red / Green LED 
7. Sound: Speaker 
8. Vibration Control: On/Off Switch; Low sensitivity Switch Sensitivity Adjuster 
  High Sensitivity15mm at Pin; 45mm at USD 25 Cent 
  Low Sensitivity Detector only respond to bigger metal article 
  Such as a 38Caliber hand gun (20cm),  Pen knife (15cm),  Razor blade (10cm) etc. 
 9. Export Packing: 25 Pieces per Carton 0.089CBM (58 X 32 X 46cm)
10. N.W. / G.W for Carton: 10.3 /16.5 KG 
11. Dimension of Unit: 41(L) X 8.5(W) X 4.5(H) cm 
12. Net Weight of Unit: 409G 
13. Color: Black
14. Attachment: a free Holster.

Applications:
Airports, Sporting Events, Prisons, Nuclear Facilities, Correctional Facilities, Transportation Terminals, Public and Private Buildings, Loss Prevention, Schools, Corporate Security, Stadiums/ Concerts, Historical Landmarks

Description:
AT2008 can easily detect weapons, such as knife and gun, and any metal articles which are hidden in human body. Good at anti-shock: no broken if drop to the ground. Warranty: 12 months (parts)