1. KY-019 5V, 12V Relay Module
2. Can be used as microcontroller development board module can be used as home appliance control
3.5 V-12V to TTL control signal
4. The control signal DC or AC. 220V AC load can be controlled.
5. There is a normally open and one normally closed contact
6. A power indicator light
7. A control indicator. pull off. disconnect does not shine
8. Transistor drive to increase the relay coil control pins high impedance.
9. The control pin has a pull-down circuit to prevent malfunction relay vacant
Size: 26 x 34mm / 1.0 x 1.32″
MAECENAS IACULIS
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ADIPISCING CONVALLIS BULUM
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