UT337A CO Meter
UT337A is a portable meter for detecting carbon monoxide gas. It can measure a wide range of CO concentration with short response time. Users can set up both audio and visual alarm.

● Self-calibrated sensor
● Data hold
● LCD backlight
● Auto power off
● Display current CO concentration and Max concentration at the same time
● Calibration function, adjustable zero point for temperature compensation
● High/low audio and visual alarm
● ℃/℉ selectable