Features: Experience control with our 4 channel Relays module, capable of handling up to 30A, perfect for applications. With a double layer PCB and equipped with optocoupler isolation on each channel, this module offers strong capabilities and clear LED indicators for easy monitoring. For electronic engineers, DIY enthusiasts, and home developers seek reliable automation solution. Perfectly suited for PLC automation equipment control, industrial systems, applications, and home automation projects. With its user friendly black 9500 terminals and isolated control load sections, this Relays module ensures safe and efficient operation in various circuit modifications. Specifications: Material: Plastic Current: 5mA Working Current: 190mA/80mA/50mA Channel: 4 Channel Load Voltage: DC30V/AC250V Load Current: 30A Pattern: 5V/12V/24V Package Includes: 1pc Relays Module note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.