The multi-function relay control module is specially designed for users with many different needs. It adopts a microcontroller as the main control unit and presets 32 kinds of functions, and users can use corresponding specific functions according to actual needs. It can be applied to water pump control, motor control, lamp strip control, solenoid valve control, etc upgrade, the module function is increased to 32 kinds, to meet more application needs The power supply anti-reverse function not damage the module due to wrong power supply Timing accuracy to 0.01 seconds timing. 0.1 seconds (minimum) ~ 999 minutes (maximum) optional Low power consumption power saving setting, you can turn off the display area Working voltage (between DC and DC-): 24V Trigger signal voltage: (between IN+IN-): high level: 24V, low level: 0V Load: within 250V/10A AC and 30V/10A DC Colour: Blue Material: PCB Package Contents: 2 x Adjustable Time Delay Relay Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.