Large LCD displays CO levels from 0 to 1000 ppm
Beeper triggers with increasing frequency as CO levels rise
MAX Hold function stores and displays the maximum CO level
Replaceable sensor extends tool life
Includes: C50 soft carrying case, battery and instruction sheet
The Fluke CO-220 Carbon Monoxide Meter makes it easy to take quick and accurate measurements of CO levels with a single compact instrument. Featuring the newest generation of electrochemical sensors, the CO-220 responds very quickly to ambient changes in carbon monoxide concentration without the use of a pump. The CO-220 is the perfect instrument for technicians and other professionals who need to measure CO levels within spaces such as industrial environments, commercial buildings, or residential dwellings where accumulation of combustion gas is possible.

Quickly take accurate humidity and temperature readings in the air
Perfect tool for maintenance of facilities and HVAC systems
Backlit dual display of humidity and temperature
99 record storage capacity
Ergonomic design with belt clip and protective holster
Quickly take accurate humidity and temperature to maintain indoor air comfort and quality. Features: Backlit dual display of humidity and temperature 99 record storage capacity Ergonomic design with belt clip and protective holster Fast-setting humidity sensor Low battery indicator Specs: Temperature range: -4° to 140°F (-20° to 60°C) Resolution: 0.1°F (/0.17deg;C) Response time (temperature): 500 ms Relative Humidity range: 5% to 95% RH Humidity Settling Time: 60 seconds Data storage: 99 points Includes 4 AAA alkaline batteries. Complies with EN 61326-1. One-Year Warranty.