CO2 Alarm Pack
EC-AT-VLB-01
Basic CO2 (carbon dioxide) Monitor with LED 'traffic light' level indicators, beacon or siren!
CO2, Temperature & RH Monitor/Alarm
EC-AT-VL-01RH
CO2 (carbon dioxide) Temperature & Relative Humidity Monitor with LCD Display and LED 'traffic light' level indicators.
RH, CO2 & Temperature Logger
ECV-CLIMATREND
RH, CO2 and Temperature high accuracy (13-bit) data logger with LCD Display, records 32,000 values.