... 1. wake up light with natural sound 2. with radio and alarm 3. sunrise lamp Natural sound wake up light function : light becomes stronger and ... . FEATURES: 1) Wake up light clock radio 2) 24/12time display,year,month,day,display3) FM auto scan radio4) 5 nature sounds function ... 60 minutes, 75 minutes, or 90 minutes; intensity of light, which is divided into ten levels, begins to increase evenly ...