This is a very humanized design product which suitable for babies potty training. It comes in an armband with an included alarm, which has high sensitivity of wet. Place or clip the sensor to where the moisture will be detected, and it will alarm you to help your baby to the bathroom. No more bed wetting, you might have restful nights and less laundry after having such a good item. Features: High sensitivity. Mini size, small and exquisite. Adjustable elastic armband to ensure a comfortable fit. Good to use for potty training and help to cure the bed wetting problem. After the alarm was activated, there is a voice and gently vibrates to let you know. Suitable for babies, people who are old and frail and who cannot take care of themselves Bedwetting alarm with sensitive sensor and soft elastic armband, good to use for potty training and help to cure the bed wetting problem. The alarm goes off with loud sound, strong vibration and bright light to wake your child. Easy to wear around baby's upper arm, adjustable elastic armband to ensure fit snugly and comfortably. High sensitivity sensor detects the urine and alerts the child as soon as bedwetting occurs. Mini sized alarm is easy to hide under clothes, good to use for potty training and help to cure the bed wetting problem. Suitable for babies, children, elders or people who cannot take care of themselves. Note: item's color may be slightly different due to different monitor setting, please in kind prevail. Thanks! Specifications: Specifications: Color: White Material: ABS Power Supply: 2 x 3V 150mAh CR2025 Button Battery Wire Length: 92cm Item Size: 5.0 x 5.0 x 1.5cm or 1.97 x 1.97 x 0.59in Item Weight: 47g or 1.66oz Package Size: 10.3 x 10.3 x 4.4cm or 4.06 x 4.06 x 1.73in Package Weight: 138g or 4.86oz Package Included: Package List: 1 x Bedwetting Alarm 1 x Screwdriver 1 x User Manual (English) 2 x Sticker 1 x Record Card Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.