Optocoupler 8 channel 8-channel relay control panel PLC relay 5V module for arduino <br><br>Features:<br>This item is a 5V 8-Channel Relay interface board It can be controlled directly by a wide range of microcontrollers such as for Arduino  AVR  PIC  ARM and so on.<br>8-Channel Relay interface board.<br>Each one needs 15-20mA Driver Current.<br>Equiped with high-current relay : DC30V 10A AC250V 10A.<br>Each relay has normally open and normally closed contact.<br>The 8 channels are optically isolated  safe  reliable  anti-interference.<br>Can be selected by jumper relay and TTL or ground.<br>With power indicator 8-way road has a status indicator.<br>With a relay coil to absorb the diode protection.<br>The circuit board size 140mm X 55mm<br>Mounting hole size 133mm X 40mm<br><br>Package Include:<br>1pcs/lot With optocoupler 8 channel 8-channel relay control panel PLC relay 5V module for arduino<br><br><br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/d9d1e16c-b32a-4c7d-8ae9-d82fb380ff51.jpg"  onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/d9d1e16c-b32a-4c7d-8ae9-d82fb380ff51.jpg'; $(this).attr('onerror'，'');" ><br><img src="//gdetail.image-gmkt.com/030/717423496/2016/4/fe81fa57-94f3-44f0-bbe7-19cfa7bf51a6.jpg"  width="892" height="832" onerror="this.src='http://gdetail.image-gmkt.com/030/717423496/2016/4/fe81fa57-94f3-44f0-bbe7-19cfa7bf51a6.jpg'; $(this).attr('onerror'，'');" ><br><br><br><br>Packaging Details<br>Unit Type: piece Package Weight: 0.150kg (0.33lb.) Package Size: 10cm x 10cm x 8cm (3.94in x 3.94in x 3.15in)