TIMER FUNCTION - Simply Preset the repeat interval timer for 1 min, 5 min, 10 min, 15 min, 30 min, 45 min, 60 min, 90 min,120 minute, 180 minute continually through out the day, auto-repeating vibration let you know its time to go to potty/bathroom or to take its pill.MULTIPLE ALARM SETTING - Set up to 15 discrete vibrating alarms per day (8:00, 9:35 or any specific time you want) with auto-repeating vibration, no need turn ON/OFF everyday, extra strong 60 seconds silent wake up alarmSTRONG VIBRATING ALARM - Silent strong vibrating without interrupting others, it's perfect for discreet constant reminder like potty training, go to bathroom, do homework, bedwetting alarm, take pill, drinking water, waking you up, Keep a daily schedule or pray throughout the dayFETY TESTED - The improved Potty Training Watch was made of soft-silicone wristband, designed specifically to fits approx. 4 to 7.5 wrist. The Large band is 6" - 8.5"SIMPLE SETUP - 12/24 hour format, check the time as a regular watch, just easy programmable directly from the watch, 6-20 days with one full chargePersonal Silent Vibrating Alarm Watch