PLS SLD - Liquid Crystal Display; Beeper Volume Indicator; Low Battery Warning; Detection Accuracy Indicator

LIQUID CRYST AL DISPLAY
1. Beeper Volume Indicato r - All symbols are on when loud.
No symbols indicates beeper is off.
2. Low Battery Warning
3. Detection Accuracy Indicator:
3
2
Beeper On
Beeper Off
3
1
Full-
Batteries OK
Half-
Initial Warning
Empty
Fine
.75mm
medium
1.75mm