Product Description 

Super-large 31 / 2 (1999) digital LCD display with backlighting
Mini portable design, easy to use
Fast Sampling
Max / data maintained
Automatic shutdown
When the carbon monoxide concentration exceeds 200 PPM, the test will sound the alarm and show that the concentration of carbon monoxide
Measurement mode, the maximum mode, playback data model, data storage mode, alarm mode, the mode of measuring time, set alarm mode
The concentration of carbon monoxide in more than 200 PPM, continuous beep sound ring
35-200 PPM concentration of carbon monoxide in between, the beep sound of continued ring
Specifications / Weight: 160 * 56 * 40 mm / 180 grams

Specifications