4pcs 5V 2 Channel 5V Relay Module with Optocoupler Low Level Trigger Expansion Board Compatible with R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 for Raspberry Pi (4PCS)

Description

Specification:1. Dimensions: 50.5mm * 38.5mm * 18.5mm2. Weight: 31g3. PCB color: black4. board around with four fixed screw holes, hole diameter 3.1mm, easy to install and fixed5. Relay selection of high-quality loose relay, single-pole double-throw. A common end, a normally open end, a normally closed end6. Optocoupler isolation, good anti-interference7. Low level pull-in, high-level release. Pull the status indicator light, release the status indicator is off8. VCC for the system power, JD_VCC for the relay power. Plug in the jumper capElectrical parameters:Supply voltage: 5VDC Current: Larger than 100mA Load: 250V 10A or 30V 10A DCWiring instructions:VCC: The system power is positiveGND: Negative pole of the system power supplyIN1 – IN2: Relay control portPackage Included:4PCS X 5V 2 Channel Relay Module