Features: The 16 Channel Relays Module features a contact capacity of 10A 250V with optocoupler protections, eliminating the need for a external power source and ensuring reliable low level signal activation. With interferences resistance and stable performances, each Relays channel can independently control AC220V 10A or DC30V 10A loads, complete with status indicator lights. For electronics engineers, DIY enthusiasts, and home developers, this module serves as a tool for various automation projects. Perfect for use in home automation, appliance control, and output expansion, providing flexible integration into diversing electronic systems. With user friendly interface design and independent port for each Relays, this module offers easy installation and customization, making it a valuable addition to any electronics toolkit. Specifications: Material: Plastic Capacity: 10A 250V Channel: 16 Channel Output: AC220V 10A or DC30V 10A Supply Current: ＞200mA Pattern: 5V/12V/24V Package Includes: 1pc Relays Shield 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.