HALJIA 3PCS 2 Channel Relay Module 5V Board Expansion Universal Development Accessories with Optocoupler Compatible Raspberry Pi Arduino PIC AVR MCU DSP ARM TTL Logic
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Description
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The relay uses high quality material, single pole and double throw. a common end, a normally open end, and a normally closed end. Optocoupler isolation, good anti-interference. There are 4 fixing screw holes around the board, which is convenient for installation and fixing. Low level pull-in, high level release. The status indicator is on when the inverter is closed, and the status indicator is off when released. VCC is the system power supply, and JD_VCC is the relay power supply. The default 5V relay, plug in the jumper cap.
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Description
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The relay uses high quality material, single pole and double throw. a common end, a normally open end, and a normally closed end. Optocoupler isolation, good anti-interference. There are 4 fixing screw holes around the board, which is convenient for installation and fixing. Low level pull-in, high level release. The status indicator is on when the inverter is closed, and the status indicator is off when released. VCC is the system power supply, and JD_VCC is the relay power supply. The default 5V relay, plug in the jumper cap.
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