C8 is a mini infrared carbon dioxide sensor module that uses NDIR gas sensor technology to measure the concentration of carbon dioxide in indoor air. Its design is compact, performance is superior, and easy to install. It can be widely used in air purifiers, fresh air systems, air conditioners with purification functions, air quality detection instruments, agricultural Internet of Things, automobiles, and consumer electronics.

Main characteristics
Non dispersive infrared absorption principle
Built in automatic calibration algorithm
Business sensitivity, low power consumption
Provide output methods such as UART and PWM

Range: 400~5000ppm
Resolution: 1ppm
Accuracy: ± (50ppm+5% * reading)
Response time T90: Data update time Preheating time DC supply voltage Typ: 5.0 Min: 4.5 Max: 5.5 volts (V)
Peak working current 80, average 30 milliampere (mA)
Data interface level L 2.7@3.3 Volt (V)
Working temperature range: -10~+50 degrees Celsius (C)
Working humidity range: 0-85% without condensation
Storage temperature range: -40~+75 degrees Celsius (C)