3. After setting time T1,short press the SET key again, the green LED flashes,and the time is set by pressing the key Time T2, T2 time setting is completed,press SET key again, the system automatically save the memory setting time or wait for 6s, 6s module automatically save the data memory. 2. Press SET key once to enter the time setting mode,the red LED flashes, press the key to increase or decrease the setting time T1. 4. Long press SET,enter parameter setting mode.There are two sets of parameters for the user to select P0, P1.Short press SET in the current mode to switch between P0 and P1. Instruction Manual: 1. After setting the data, you must wait 6 seconds,6s post modules automatically save memory set data. 5. In P0 parameter can be set by pressing the key to adjust their own timing mode.In the P1 parameter can be set by adding and subtracting keys work mode., Weight: 0.10031032921 pounds, Manufacturer: Jaywool