specification:

Security Inspection: 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, earphone, electronic dictionary, and so on.

Features

• Digital design, strong anti-interference ability.

• Adjustable sensitivity with high, medium and low.

• Simple operation, easy to use and convenient.

• High sensitivity to all metals.

• Two alarm modes of vibration and sound.

• Uses AA battery type which is easily available, and can work continuously for more than 70 hours.

• Charging, low battery prompt.

• Ni-MH Battery and DC charger (Optional)

Parameters

• Dimensions (L*W*H)400(L)×72(W)×26(H)mm

• Alarm TermsSound & light alarm/ Vibration & light alarm

• Dimension with Packing (L*W*H)405*76*30mm

• Housing MaterialABS

• Net Weight280g

• Package Weight360g

• Power Consumption<50mW

• Power SupplyTwo AA batteries

• Working Frequency135KHz