1, needle 2, three-color display lights 3, power indicator 4, the standby light 5, power switch / adjust button 6, the battery cover
   Technical characteristics:
   1, pocket portable hand-held.
   2, non-destructive testing, easy and accurate operation.
   3, the work of power: DC9V battery.
   4, Dimensions: 162 * 42 * 22MM Weight: about 160g


   Method of operation:
   1, turn on the power, the power indicator light, the instrument began to warm up, a few seconds after the instrument can be used.
   2, will be measured naked drill into the tray supporting the appropriate concave hole, and its table up. Mosaics do not have to put the tray hole, and can hold it.
   3, according to the weight of the measured fake diamonds and the location of the temperature measured a number of light-emitting diodes.
   4, remove the probe jacket, hand-held instruments, right hand index finger touched the instrument back cover conductive plate; so that the probe perpendicular to the counterfeit and false diamond counterfeit.
   5, carefully watched the instrument's reflection, if the remaining yellow light-emitting diodes light, when lit to nine diodes, and accompanied by a beep that shows that the measured person is true diamonds. On the contrary, if the light is less than 9, and the instrument does not issue a sharp sound, that fake diamonds or counterfeit goods.
 
   Repair and maintenance:
   1, the instrument probe is very sensitive, must be particularly careful to protect, should not be used when the jacket.
   2, the standby indicator light is dark that the battery will run out, should replace the battery.
   3, the instrument is not used for a long time, please remove the battery.