U088,TVOC ECO2 GAS UNIT SGP30
U089,PDM MICROPHONE UNITSPM1423
U09,SEALING BOOT FOR SWITCH
U090,BAROMETRIC PRESSURE UNITBMP280
U090-B,BAROMETRIC PRESSURE 2 UNIT (QMP6
U094,ISOLATED RS485 UNIT
U095,6-AXIS IMU UNIT(MPU6886)
U096,MICROPHONE UNIT LM3939 MAX4466