I use this little alarm clock at home and when I travel . on occasion I have even carry it in my purse . it be easy to read -lrb- nice big number -rrb- . it be easy to set and reset during the day if you need to . please be aware , however , for those who can sleep through most any alarm that this alarm do not sound for a long time -lrb- it be battery run after all -rrb- .