IP31 Waterproof Metal Detector Scanner 2 KHz Audio Frequency For Education Area

The Most Popular Economic Hand Held Metal Detector High Sensitivity

Technical specifications
Power Voltage: 9V Standard or Rechargeable Battery
Power: 270mW
Operating Current: <50mA
Operating Voltage: 7V-9V
Operating Temperature:-40 ºC to +70 ºC
Humidity: up to 95% noncondensing
Unit Net Weight: 400g
Alarm terms: sound (vibration) and light alarm simultaneously
Unit Dimension: 410(L)* 85(W)* 45(H) mm
Waterproof: IP31
Alarm Sound: ≥75dB(A)
Operation Frequency: 40KHz-100KHz
Audio Frequency:2 kHz
Carton Dimension: 480(L) X 280(W) X 440(H) mm
Package: 25pcs/ctn, 12KG

Characteristics

1. Portable metal detector, convenient to take.
2. Alarm/ Low battery/ Power indicator (red /yellow/ green)
3. 3-Way switch: On (Speaker / LED Light) / OFF/ On (Vibrating / LED Light)
4. It can be recharged. It needs 4-6 hours for charging. (the charger and rechargeable battery are ordered additional)
5. The alarm terms is sound and light alarm simultaneously, or vibration and light alarm simultaneously. You can choose the operate terms optionally.
6. When the low sensitivity on-off is pressed, the metal detector will only alarm when it finds big metal object
7. NiMH battery (for option)

High Sensitivity
Pin: 30-60mm 64-Pistol : 180-195mm;
6 inch Knife: 160-180mm; Steel ball with 20mm diameter: 120mm;
One Yuan coin: 75-100mm

Use domain
Security detecting: Prevent taking contraband, such as: knife, gun and so on.
Factory: Prevent the loss of valued objects
Education area: Prevent taking cheat-tool, such as: telephone, electronic dictionary, and so on.