Press the "Sleep" button twice to enter Sleep 2 (wake-up mode).
Press the "Sleep" key three times to enter Sleep 3(DIY mode), press the "Super" key for three seconds to enter the DIY mode setting, and press the "Super" key again to enter the temperature setting of 1 to 8 hours at different times.
Press the "Sleep" key four times to enter Sleep 4 (nap mode).