1)Alarm sound and vibration format change 2)it can show the time of two regions. Vibration alarm watch(SL-0696);1)EL Backlight. Time display:hour,minute,second,month,date,week. Daily alarm,hourly Chime.2)Stop watch 3ATM Water resistant,PU band Alarm clock:3)alarm sound and vibration format change.4)it can show the time of two regions. vibration alarm watch(SL-0696)