It is an 8 Channel Isolated 5V 10A Relay Module, which can be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM, PLC, etc. It can also control various appliances and other types of equipment with a large current. Relay output maximum contact is AC250V 10A and DC 5V 10A.
One can connect a microcontroller with a standard interface directly to it. Red working status indicator lights are conducive to safe use. It has a wide range of applications such as all MCU control, industrial sector, PLC control, smart home control.