Description: 5V 8-channel relay interface board. With optocoupler isolation. It is also able to control various appliances and other equipments with large current. Relay output maximum contact is AC250V 10A and DC30V 10A. Standard interface can be directly connected with microcontrollers. Red working status indicator lights are conducive to the safe use. Widely used for all MCU control, industrial sector, PLC control, smart home control. Support all single-chip microcomputer control. Specification: Working voltage: 5V Channel: 8 channel Item size: 13.4x5.3x1.7cm / 5.28x2.09x0.67in Wiring instructions: VCC: System power supply positive GND: System power supply negative IN1--IN2: Relay Control Port Package Includes: 1 Piece 8 channel relay module
