USEING METHOD OF THE FLAT BOARD METAL DETECTOR
 Checking with swaying the product can guarantee
 the best result of sensitivity


 -Turn on the switch after the flat board metal
  detector is need 3 second for warning time.

 -The detector is standard to 1.5m/m steel ball
  near by the sensor.

 -If the detector is detecting that it will be
  sound by lamp and buzzer.

 Cmmercialized products-Toys, sewing, bedding,clotes etc...