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red and green colors for 3d printers builders and operators
The 74HC541 are octal non-inverting buffer/line drivers with 3-state outputs
It provides three outputs indicating whether:
2V (18650 cells)
Water EC-TDS-Salinity-Temperature Sensor (RS 485-Industrial Standard IP68) linear motion mechanism red and green colors forThis 4 in 1 water quality sensor is a high quality industrial standard sensor that can measure EC (conductivity), TDS (total dissolved solids), Salinity and water temperature. This sensor enjoy high precision, long life and high stability in measurements. The sensor has RS 485 serial interface with 2 meter cable which can be extended to 1000 meter without affecting measured data quality, thanks to RS 485 long distance serial communication interface.