SunFounder Lab 4 Relay Module 5V 4 Channels Relay Module Compatible with Arduino R3 1280 Arm PIC AVR STM32
Specification:<br><br> This is a 5V 4-Channel Relay interface board, Be able to control various appliances, and other equipments with large current.<br> It can be controlled directly by Microcontroller(Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic).<br><br> Link to download the document:<br> http://wiki.sunfounder.cc/index.php?title=4_Channel_5V_Relay_Module <br><br> Package include:<br><br> * 1 x 4 Channel Relay Module