Introduction For Arduino Relay Shield employs high quality SONGLE relay with two-channel input and output. It can be connected to 250V/10A AC element or 24V/10A DC element to the maximum, therefore, it can be used to control lights, motors and etc. It is active at LOW level. The modularized design makes it easy to connect to for Arduino expansion board. The output state of the relay is shown by a LED for the convenience of actual application.
Specification * Control signal: TTL voltage * Active at LOW level * Rated load:
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