Delivery Time:3-5 days
Certification:CE,FCC,MSDS
22 KHz Schools Custom Metal Detector MD 300S With Rechargeable Battery
Functions and Features
Sound: Speaker
Vibration Control: On/Off Switch; Low sensitivity Switch Sensitivity Adjuster
High Sensitivity 20mm at Pin; 60mm at USD 25 Cent
Low Sensitivity Detector only respond to bigger metal article
Such as a 38Caliber hand gun (35cm), Pen knife (25cm), Razor blade (28cm) etc.
Power: 9V (6F22) alkaline battery, rechargeable battery
Operate Frequency: 22 KHz
Operating Temperature: -5℃to +55℃
Operate Current: < 50mA
Operate Voltage: 7V-9V
Indicator Visual: Red / Green LED
Dimension of Packing: 360 * 150* 500 mm10. Net Weight of Unit: 300 G
11. Color: Black
Specifications:
|
Technical Standard |
Technical Parameter |
|
Package Size |
360mm * 150mm* 50 mm |
|
Working frequency |
About 20 KHz |
|
Alarms |
sound (or vibration) and light |
|
Power supply |
Standard 6F22/15F8H 9V battery or rechargeable battery(optional) |
|
Temperature |
-15℃ to +55℃ |
|
Packing |
17/box 6kg/box |
Applications:
Security check: avoid carrying contraband, such as knives, guns and more Factory: avoid valuables losing Education: avoid cheating, prevent from carrying cheating tools, such as phones, electronic Dictionary and more when examine