This is the new flagship CO2 sensor from Swedish company Senseair. As a first hand dealer First Byte can guarantee the quality of these sensors and we assure you that we have full traceability of each and every one of the unit we sell.
400 to 5000 ppm
3.3 or 5V (3.05-5.5VDC)
Peak 125mA, avarage 38μA
33.5 x 19.7 x 11.5 mm
UART communication (compatible with ESP Easy and other firmware flavors)
More than 15 years life span
No burn-in needed
Excellent quality assured by the tight relationship between Senseair and First Byte (located 30km from the factory).