Features: - High precision timer relay module with stable and reliable performance - Supports reverse input protection and includes a trigger button switch - Power on and press the trigger switch to turn on the load; the load turns off after the delay time - Adjustable delay time from 1 to 10 seconds using a potentiometer; for longer timing, replace with a larger capacitor or potentiometer - Suitable for use in timer-operated equipment, robotics, intelligent product development, automation systems, PLC development, smart home security alarm delay circuits, and electronic development projects Specifications: - Working Voltage: 12V - Load Capacity: 10A 250VAC, 10A 30VDC - Delay Time: 1–10 seconds - Dimensions: 67.6 x 19.2mm - Material: PCB - Color: Blue Package Contents: - 1 x Module Note: The package includes only the items listed above. Other products are not included. Due to different production batches, the appearance, color, or printed markings may vary slightly, but this does not affect functionality. Color may vary slightly due to lighting and display differences. Measurement error allowed is +/- 1–3 cm.