Refrigerants: R744 (CO2)
Sensor lifetime: 40,000 hours
Sensitivity:
High < 350 ppm at 350 ppm ambient
Low < 3500 ppm at 350 ppm ambient
Alarm modes: visual and audible
Display: bright TFT active matrix LCD
Auto power off: 10 minutes without operation
Reset time: <3 seconds
Warm-up time: 30 seconds
Response time: <1 second
Battery: rechargeable (8 hours of sensing)