Features 1、Support all MCU control, industrial field, PLC control, smart home control, VCC system power supply, etc. 2、AC voltage maximum load , AC current 10A, DC voltage maximum load 30V, DC current 10A, output normally open or close 3、The LED light is used to indicate the output status of the relay, and the standard interface can be directly controlled by the microcontroller. 4、Small size, easy to carry and store, easy to use and with good performance 5、Strict quality control and quality assurance, high safety factor, can be used with peace of mind Specification Item Type: 1 Relay Module Operating Voltage: Power Indicator: Green Instructions For Use: 1VCC external 5V 2GND external GND 31N1 relay control interface connects to MCU 10 ports (low level effective) Package List 1 x 1 Relay Module