Personal Silent Vibrating Alarm Wristband The e-vibra vibrating alarm watch is a vibrating wristband style watch which is both a convenient and discrete alarm to help adults and children remember to do something anytime during the day, with a silent, but strong vibration. Easy To Use, Comfortable To Wear The premium potty training watch was slim, lightweight, made of soft-silicone wristband, simple design, comfortable and easy to use, make you less stress, free your mind to concentrate on what you need to. Who can benefit from this simple silent vibrating alarm wristband Wake up without disturbing others Heavy sleepers Medical reminders Night time potty training Drinking Water reminder Deaf, Hearing loss,PARKINSONS, DEMENTIA and Seniors Go to the bathroom Keep a daily schedule, focus back ‘on task’ Help to potty training Simply set the countdown timer watch for every 30min, 45min, 60min, 90min or 120min with auto-repeating vibration let your child know it’s time to go to potty. Never forget to drink water again Simply set the reminder watch to your desired interval, like 5min, 10min, 15min, 30min, 45min, or 60min, 90min interval with auto "repeating" timer to remind you or your child to drink water. Never miss a medical reminder Set up to 15 discrete vibrating alarms per day (8:00, 9:55 or any specific time you want) with auto repeating silent vibration to wake you up or remind you take medicine or eye drops regularly, no need turn on/off everyday. Waterproof IP67 waterproof, No worry about take shower with it on, it's great for any summer games, but can not be used in the swimming pool. Power-off memory Easy to program with 2 buttons to set the time, alarms or the timer, stores all your alarms setting permanently, no need worry about reset when power off. Say Goodbye to Daily Charging It's a "Male" USB-A connector, plug the watch directly into a USB-A port, no need take the extra charging cable, A full charge takes about 1 hour, last 10-25 days. Material: Food-Grade silicone, ABS Screen Display: LED Waterproof: Waterproof Battery Type: Rechargebal Lithium polymer Charging Time: 1 hour Standby Time: 50 days Working Time: 10-30 days