รีเลย์ 8 ช่อง แบบ isolate 8-way relay module 5V with optocoupler isolation support

Features High current relay, AC 250V 10A DC 30V 10A The parts of the contacts are independently wired, safe and reliable Standard interface for expansion on various development boards Fixed screw holes for easy installation Suitable for various platforms such as 51/AVR/AVR/ARM