Instructions: Check the current time: Press and hold the clock button to adjust the hour, minute, and day of the week. Once adjusted, release the clock button. Set the power on and off times. Please read carefully: Press the Set button. 1 On appears, indicating the first power-on time. Press the hour and minute buttons to set the power-on time. After setting, press the Set button again. 1 Off appears, indicating the first power-off time. Press the hour and minute buttons to set the power-off time. This completes the first set of settings. If you are only setting one set, press the Clock button after completing the first set of on and off settings. To continue setting multiple sets, press the Set button again after completing the first set. 2 On appears, and follow the same instructions for the first set.You can set up to 20 sets in total. Just be sure not to repeat settings. Mode Settings: The timer has four modes: On, Off, Auto-On, and Auto-Off. On means it's always powered, while Off means it's always off. Auto-On connects the timer to an outlet and immediately powers it (that is, as soon as you plug it in, it's powered until the set power-off timer expires). Auto-Off is the opposite of Auto-On and is the most commonly used mode. After setting the timer, plug it into an outlet and it powers on and off until the set timer expires. ★How to Use the Timer: 1: Turn the timer clockwise one full turn to zero (never counterclockwise!). The correct way to use the timer is to wind it fully clockwise (to wind it up), then turn it counterclockwise to the desired time. The customer complained that the timer didn't ring when the timer was set. This is mainly because the spring wasn't fully wound. Simply winding it to the desired time will naturally prevent it from ringing. Remember, never use brute force, as this may cause the timer's internal organs to rupture. 2. Turn the clockwise direction back to the desired time. 3. The timer will then emit a crisp chime. 4. Timing ran