upgrade: the module now offers 32 preset functions to meet a wider range of application needs. Timing accuracy and range: Timing precision: 0.01 seconds. Timing range: 0.1 seconds (minimum) to 999 minutes (maximum), adjustable as an option. Design and application: The multifunction relay control module is microcontrollerbased as the main control unit and presets 32 functions. Users can select the specific function that fits their actual needs. Suitable for water pump control, motor control, lamp strip control, solenoid valve control, and other similar tasks. Protection: Power supply reverse protection prevents damage to the module from incorrect power connections. Use scenarios: Water pump control in irrigation or water transfer systems. Small motor control for automation projects, conveyors, or fans. LED lamp strip control with timed switching or sequencing. Key attributes: Function: 32 preset functions. Compatibility: designed for a variety of control tasks including water pumps, motors, LED strips, and solenoid valves. Performance: 0.01 s timing accuracy; 0.1 s to 999 min timing range. Protection: reverse power supply protection to safeguard the module.