1.1 Channel Delay Timer relays Module Function and timing: Intelligent pulses triggered control with auto cycling after power off, providing precise timing management for electronics projects through programmable delay intervals and loop functions. Construction and reliability: Engineered with PCB grade materials, this energyefficient module ensures stable lowpower operation and enhanced antiinterference capabilities for prolonged development board use. Target users: For engineers, electronics enthusiasts, and developers seeking time control in prototyping, industrial automation, or smart home systems. Integration and operation: Suitable for integrating into automated equipment, workshop machinery, or outdoor devices requiring cyclic timing operations and flexible triggered modes (0.1s to 9999s adjustable). Timing range: Adjustable from 0.1 seconds to 9999 seconds to fit a variety of applications. Use scenarios: Prototyping microcontroller projects needing timed sequences; smallscale industrial automation tasks requiring cyclic timing; smart home or outdoor devices requiring timed switching.