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3V voltage regulator circuit
step up transformer
Long life and low cost
32GB) / MMC card slot
Features :
MH-Z14A NDIR Infrared Carbon Dioxide Sensor 7-segment 3V voltage regulator circuitFeatures: Three ways signal output; (analog output serial port UCHAR output) The serial port Uchar signal can be accessed microcontroller IO serial port; (TTL level 9,600, N, 8,1) Analog linear output 0. 4 2V, the higher the concentration the higher the voltage; With PWM modulation waveform output, read more convenient; The module uses (NDIR) infrared technology for carbon dioxide has a good choice; The module is lightweight, small in size, long life,
US$ 30.00
US$ 30.00
US$ 30.00
US$ 25.00
