HiLetgo 2pcs PC817 2 Channel Optocoupler Isolation Board 817 Voltage Isolation Module Voltage Converter Module 3.6-30V Photoelectric Isolated Module(2/4/8 Channel Optional) June_2023_update decoration and electrical and light

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Suitable to store bills

HiLetgo 2pcs PC817 2 Channel Optocoupler Isolation Board 817 Voltage Isolation Module Voltage Converter Module 3.6-30V Photoelectric Isolated Module(2/4/8 Channel Optional) June_2023_update decoration and electrical and lightHiLetgo 2pcs PC817 2 Channel Optocoupler Isolation Board 817 Voltage Isolation Module Voltage Converter Module 3. 6 30V Photoelectric Isolated Module(2 4 8 Channel Optional) Description: It Can achieve an interface with a voltage level of 3. 6 24V controlled by 3. 3V or 5V. After the control terminal is connected, the controlled terminal will also be connected. Strong photoelectric isolation and anti interference ability. Later, it can drive high