Arduino_KY-019_5V_relay_module

Arduino KY-019 5V relay module

Hardware

• S Arduino pin 10
•  +    +5V
•  -    GND

Function

Relay switches on and off. You can hear the relay ticking. On the KY-019 is also a led to see the status.
You can use the relay ports to control a more heavy power load.

There are also other modules available with more (e.g. 2 , 4 , 8 ) relays

More info

• https://tkkrlab.nl/wiki/Arduino_KY-019_5V_relay_module
• http://linksprite.com/wiki/index.php5?title=Advanced_Sensors_Kit_for_Arduino