A771 Carbon Monoxide Adapter
Designed to work with Multimeters to measure ambient air CO
> Built-in alarm is preset to 30ppm. Setting can be set by user.
> Use with any Mulitmeter with minimum 2 ½ digit LCD, 2 or 4Volt DC range and 10M Ohm or greater input impedance.
> Detect CO levels from 0-1999 ppm, with resolution as low as 0.1 ppm and ±5% of reading accuracy.
> Soft pouch included