Our device utilises strong vibrations and loud sounds to wake up even the deepest sleeper when liquid is detected. With up to 30 days of use on a single charge, this sturdy alarm is perfect for children and adults struggling with bedwetting. Name: Bedwetting Sensor Main body size: about 5.5x4.5x2.5cm/2.17x1.77x0.98inch Cable length: . 1m/3.28ft Battery capacity: 300mAh Input voltage/current: 5V/1A 3 alarm modes: vibration + light, music + light, vibration + music + light Music adjustable, 3 kinds of built-in music, real music, not beeps Adjustable volume, 3 kinds of volume adjustment Color: White Material: ABS Package Contents: 1 * for Children Pee Alarm Bedwetting Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.