Features 1、Smart Control: The 5V relay module is 8 channel isolated, each relay can individually switch on and off by an opto isolated digital input. 2、Practical Use: For PIC AVR 51, also supports application on all single chip microcomputer control, industrial circle, PLC controller, etc. 3、Relay Outputs: The relay output maximum contact is AC 250V 10A and DC 30V 10A, ensuring stable working performance and higher efficiency. 4、Reliable Work: Fault tolerant, even if the control line breaks, the relay will not move. With optical coupling isolation, triggers more reliable and stable. 5、2pcs in Total: Including 2pcs 8 channel relay module switch in the set, making the replacement of old and damaged parts more convenient. Specification Item Type: Relay Module Material: ABS Package List 2 x Relay Module