Relay Module 4 channels

Description:

Relay module is useful for various projects IoT (Internet of Things), with which you can automate projects. Also can be controlled devices operating at 230V and consume up to 230W.

Specifications:

Voltage: 250VAC or 30VDC;
Current: 10A (MAX);
Each relay is controlled separately by an optocoupler;
Supply voltage is 5V necessary to enable optocouplers;
Needed to control current: 5 mA.

Package Included:

1 x 4 Channel Relay Module

Practical example:

Tutorial to install and use the module you can find in the link below: http://www.arduinotehniq.com/old/arduino_module_01/arduino_module_01.htm