4 Channel Relay Module without light coupling 5V
This is a 5V 4-Channels Relay module, It can be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM and MSP430.
4 relays are included in this module, with ldquo;NCrdquo; ports means ldquo;Normally connected to COMrdquo; and ldquo;NOrdquo; ports means ldquo;Normally open to COMrdquo;. This module also equipped with 4 LEDS to show the status of relays.
4 mechanical relays with status indicator LED
Both ldquo;NCrdquo; and ldquo;NOrdquo; ports for each relay
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1 * 5V 4 Channels Relay module for Arduino AVR PIC ARM MSP430
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