SPD200 Carbon monoxide (CO) detector

Measuring range 0~1000 parts per million (PPM)
Resolution: 1 PPM
Measurement error: ±5%

4-digit LCD screen
Over-range display: --OL--
Audible and visual alarm
Sensor operating principle: electrochemical sensor
Sensor service life: 2 years (replaceable)

Operating temperature: -10~50 °C
Power source: 3 alkaline batteries × 1.5 V AAA
Battery life: about 100 hours of continuous use (with the backlight off).
Size: 172×51×26 mm

Certification is not included in the price
Warranty for manufacturing defects, including measurement accuracy and successful passing of Uzstandart metrological verification: 12 months