Specifications Functionality 4 in 1 Integrated Monitor CO Gas Temperature Humidity Display High definition LCD Color ScreenSensor Type High precision sensor technologyGas Measurement CH4 LPG 0 10000 ppm Response Time ≤3 minutes for ≥3000 ppm CO Measurement Range 0 999 ppm UL 2034 Standards Alarm triggered within 60 240 mins for ≥70 ppm Temperature Range 32 212°F ±1 8°F Humidity Range 0 99 RH ±3 Alarm Volume 85 dB at 1 meter Power AC 90 240VCurrent Standby 15uA Alarm 30uADimensions 105 x 60 x 60 mmOperating Conditions 10°C to 55°C Relative Humidity 95 RH non condensing Weight Net weight 87gFeatures 1 Effortless Installation Plug in design allows tool free mounting for convenience with detachable plug compatibility to adapt to various international outlets 2 Integrated Monitoring Combines carbon monoxide gas concentration temperature and humidity into a multifunctional single unit for comprehensive environmental management 3 Instant Alerts Features high decibel alarms with clear light indicators responding swiftly to potential hazards for enhanced safety 4 Real Time Data Display High definition LCD Color Screen provides crystal clear readings of gas levels CO concentrations temperature and humidity at a glance 5 Enhanced Functionality Includes one button self testing functionality silent mode and automated alarm resumption within 6 minutes for streamlined operation and peace of mind Package Included 1 x Gas Alarm