Spec

• Detection Method: Nondispersive Infrared (Optical)
• Sensitivity: Hi/400 under ppm (in 350 ppm environment), Lo/4000 under ppm (in 350 ppm environment)
• Operating ambient temperature: 0 to 50 °C
• Function: Sensitivity switch (Hi, Lo), Auto power off (10 minutes without operation)
• Reaction rate: about 1 second
• Reset time: about 1 second
• power supply: AA size, alkaline battery, 4 pieces
• battery life time: about 20 hours
• Sensor life: approx. 2 years
• Probe Length: 300 mm
• main unit size: 20.3 x 63 x 57 mm
• Mass: 425 g (including battery)