INKBIRD Smart Indoor Air Quality Monitor IAM-T1
Sweden Premium NDIR Sensor Senseair
▣The indoor CO2 detector built-in Senseair sensor, accuracy (30ppm+3% of reading)Low-power Electronic Ink Display
▣Ultra-long battery life for ultra-long protection. This air quality monitor supports full viewing angles display.
▣CO2, temperature, and relative humidity are clear to view.Four Years Ultra-long Battery Life
▣The CO2 meter would last 4 years, with the included AA batteries, by selecting the 10-min sampling interval.
▣Multiple intervals of 1min, 2min, 5min, and 10min to choose from, but the 1min by default .
Package Content
1x Air Detector IAM-T1
FWIW these are usable in ESPHome
https://devices.esphome.io/devices/Inkbird-IAM-T1