Feature:
1.Three-position switch with selection of visible alarm or audible and visible alarm,and
power supply controlling is convenient,smart,fast.
2.Optional earpiece output for audible alarm,available in noisy and quiet enviroment.
3.Tone identification: making use of the character of ATD, the machine only make
Audio- frequency change when you detect small metal articles.But make Audio-frequency
change &Tone change simultaneously when detecting big articles.
4.'Reset 'Function: put the key gently to make the machine to the work-waiting state.Especially
using when appear faulse alarm or the temperature of detecting enviroment
changed.
5.Low Voltage indicators: continuous alarm,green light stop flashing and red light
flash.