Descriptions:WIDE TIMING RANGE: This time relay delay is able to tolerate the widest timing adjusting range: 0-999S/ 0-999M/ 0-999H, available for various application.DUAL DIGITAL TIME DISPLAY: Our digital delay is equipped with dual time display in two different color, clear and convenient for you to check and change the setting.MULTI-FUNCTIONAL RELAY BOARD: This time delay switch owns multiple functions, which can be used in timing, delaying, cycle timing, intermittent timing, raft fishing machine, slow-down machine DIY, etc.SIMPLE WIRING & OPERATION: This relay switch is four-terminal wiring and setting by buttons, easy and simple for everyone to use it.AUTO STORE FUNCTION: This 12V time delay relay can store the setting automatically. Please wait 6 seconds after finishing setting the data. The data set will be stored automatically after 6 seconds.Functions:Function 1: This product can be used in time, delay, cycle time, intermittent timing, etc.Function 2: This product can be used in fishing raft machine, deceleration of DIY machine.Function 3: This product can be used in the time switch machine, synchronization alarm control board. Using Instruction:WARM TIPS: Please wait 6 seconds after finishing setting the data. The data set will be stored automatically after 6 seconds. Short press SET button once, then enter into time setting mode. When the red digital tube flashes, press ↑button or ↓button to adjust the time of the timing T1. When you finish the setting of T1, short press SET button again. When the green digital tube flashes, press ↑button or ↓button to adjust the time of the timing T2. When you finish the setting of T2, short press SET button again. Then the system will store the setting automatically in 6 seconds, please wait 6 second after finishing setting. Long press SET button, then enter into parameters setting mode. There ar