POCKET TYPE , DIGITAL DISPLAYS ! WARNING CO LEVEL IS ADJUSTABLE, DUAL DISPLAY CO READING AND MAX. HOLD BACKLIGHT FEATURES WORKING IN THE DARK , 2 POINTS ( 0. 500ppm ) CO CALIBRATION, BATTERY LOW INDICATOR AUDIBLE ALERT TRIGGERS ABOVE 30PPM INDICATING THRESHOLD OF DANGEROUS CO CONCENTRATION
Description
POCKET TYPE , DIGITAL DISPLAYS ! WARNING CO LEVEL IS ADJUSTABLE, DUAL DISPLAY CO READING AND MAX. HOLD BACKLIGHT FEATURES WORKING IN THE DARK , 2 POINTS ( 0. 500ppm ) CO CALIBRATION, BATTERY LOW INDICATOR AUDIBLE ALERT TRIGGERS ABOVE 30PPM INDICATING THRESHOLD OF DANGEROUS CO CONCENTRATION
