describe: Reliable Wireless Bedwetting AlarmOur bedwetting alarm is ultra-sensitive. The transmitter and receiver are separate and do not require a cable to be worn on the hand. The receiving range of the receiver is between 10 meters and 20 meters. You can place the receiver next to the pillow, on the bedside table, or monitor your child's urination in another room, making it more flexible to use. Effective potty training bedwetting training. 3 Types of RemindersThis bedwetting monitor supports 3 types of reminders, you can choose vibration, sound or sound+vibration reminder to remind you to wake up your child and guide her/him to go to the toilet. Provides a dry and comfortable sleep. Easy to UseJust clip the transmitter to the edge of your underwear, it will monitor your child's peeing status and send alert messages to the receiver wirelessly, simple and easy to use. Great for potty training and helps with bedwetting issues. USB Rechargeable and PortableBoth the transmitter and receiver have built-in rechargeable lithium batteries, which can be charged simultaneously through the charging box. When not charging, the charging case can be used as a storage box to conveniently store and carry the bedwetting alarm. Effective and convenient to use at home or while traveling. Widely UsedSuitable for deep sleepers, boys, girls, patients with nocturnal enuresis, the elderly or people who cannot take care of themselves. This bedwetting alarm helps keep babies away from buttock skin diseases, solves the problem of bedwetting in children, and gives more care to the elderly with special diseases. Package contents: 1 piece alarm