component
model
MCU
unknown
t/RH Sensor
Sensirion SHTC3
CO2 Sensor
Winsen MH-Z19E
(or D)
Battery
GMCELL 18650-2400mAh 3.7v
Mainboard
PTH9C_3.0 XY21.40
Screen and mainboard back
SHTC3 t/RH sensor and buttons board (PTH_9BUTTONV4.0)
GMCELL 18650 2400mAh battery
Sensirion SHTC3
Winsen MH-Z19D or MH-Z19E
?
case