Item Tag: 5 Volts (DC)

NOYITO 1-Channel PC817 Optocoupler Isolation Module User Manual. 2Pcs NOYITO 1-Channel PC817 Optocoupler Isolation Module. The module can play the role of isolation when the output level of the single-chip microcomputer drives the inductive devices such as motors and motors, and protect part of the circuit of the single-chip microcomputer against interference.