Description: Comfortable and Convenient: It is a comfortable and convenient bedwetting sensor alarm. You can effortlessly and firmly install it to a standard cotton underwear. Practical Wetness Alarm: Suitable for children, the elderly, and adults. It can remind them when they wet the bed. Powerful and Flexible: Powerful and flexible alarms must be able to attract users' attention. Easy to Use: Convenient and simple daily operation. Just press a button or use the remote control. Very suitable for special occasions. Good to use for potty trainin and help to cure the bed wetting problem. Specification: Material: ABS Input: 5V/1A Charging time: 40-60 minutes Standby: 72 hours Receiver battery: 350Amh Transmitter battery: 80Amh Size Chart: Charging box size: 14.2x6.6x2.6cm/5.59x2.6x1.02in Bedwetting Alarm size: 6.4x4.5x1.6cm/2.52x1.77x0.63in Transmitter size: 4.4x2.2x1.5cm/1.73x0.87x0.59in Package size: 17x9.8x5.05cm/6.69x3.86x1.99in Package Includes: 1 Piece Bedwetting Alarm 1 Piece Charging Box 1 Piece Transmitter Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!