Line length 92cm Bed Wetting Alarm This potty trainer helps children develop the habit of waking up after urination through scientific subconscious training. The bedwetting alarm has no side effects. The highly sensitive sensor detects the first drop of urine and immediately alerts the child. Suitable for children and seniors. Three Alarm Modes Sound, vibration, and flashing light help wake the child to go to the bathroom. Alerts caregivers promptly to change wet clothing. Reduces nighttime worry about unexpected bedwetting. Adjustable Elastic Arm Strap Provides a comfortable fit for children and seniors. Easy to put on and remove. The armband can be detached for cleaning. The sensor clip can be wiped with a cloth after contact with urine. This product is not waterproof, except for the sensor clip. Easy to Use Attach the sensor to underwear, ideally near the area most likely to come into contact with urine. Remove the battery insulating strip, turn on the switch, and allow caregivers to rest easier. Track your child's toilet training progress using the stickers on the progress card. Set goals and rewards to encourage positive behavior and help build good habits for the future.