... display 2.normal time dispaly 3.support mp3 4.low voltage waring Product functions & packing:SIZE:9*8. ... ◊.calendar :year,month,date,hour,minute◊.mini stereo◊.music:support mp3 and WAV formats◊.support FAT 12,FAT16 and FAT 32 ... music◊.night displayable◊.back light◊.low voltage warningProduct Photos: FASHIONAL RADIO MP3 CLOCK