1. 3 modes: The bedwetting alarm has 3 reminder modes, alarm, vibration and flash, and the modes can be customized to meet different needs. 2. Separate design: The urine sensor and receiver adopt a separate design, and parents can put the receiver on the table or on the wrist to monitor the child's urination. 3. Long receiving distance: The receiver has a long receiving range, with a straight-line distance of 40m and a wall-penetrating distance of 10m. 4. 4 timings: The bedwetting sensor alarm has 30 minutes, 60 minutes, 90 minutes, and 2 hours of timing reminder functions, which is more helpful to keep the baby away from buttocks skin diseases. 5. USB charging: The electric bedwetting alarm adopts a USB charging port design with a 5V 1A charging voltage, which is also convenient for caring for the elderly with special diseases.