Please note, this item ships from an international seller. Expected delivery is 10-15 days. Features: 【Reliable 】Built-in smart chip and high sensitivity probe. With urine as the conductor, after the body probe is , the device is triggered to remind the child to get up and urinate, very reliable for potty training. 【Multiple Modes】The supports vibration, sound or sound + vibration modes, quickly awaken to get up and go to the toilet, or remind parents to change diaper in time. One-button switch 3 mode, easy to use. And each mode has corresponding indicator. 【Easy and Convenient to Use】Just wear the to kid's arm by the soft elastic strap and adjust to a comfortable position, then fix the sensor to the child's underpants, easy and convenient to use. 【More Lover and More Care】Adopts physical therapy, safer and more reliable, this is very suitable for boys, girls, elderly adults, deep sleeper or nocturnal enuresis people. More care, less trouble. 【Built-in Rechargeable Battery】The wetness has built-in battery that can be recharged by the provided type-C charging cable, 120H+ long standby time and convenient charging. Tensile wire design, flexible to use and not easy to break. Specifications: Color: Orange/ White(optional) Fixing Way: Magnetic Suction Type/ Clip-on Type(optional) Mode: Sound/ Vibration/ Sound + Vibration Working Voltage: 3.3-4.2V Charging Duration: 2H Standby Working Hours: 120H+ Charging Interface: Type-C Packing List: 1 * 1 * USB Charging Cable 【Reliable 】Built-in smart chip and high sensitivity probe. With urine as the conductor, after the body probe is , the device is triggered to remind the child to get up and urinate, very reliable for potty training. 【Multiple Modes】The supports vibration, sound or sound + vibration modes, quickly awaken to get up and go to the toilet, or remind parents to change diaper in time. One-button switch 3 mode, easy to use. And each mode has corresponding indicator. 【Easy and Convenient to Use】Just wear the to kid's arm by the soft elastic strap and adjust to a comfortable position, then fix the sensor to the child's underpants, easy and convenient to use. 【More Lover and More Care】Adopts physical therapy, safer and more reliable, this is very suitable for boys, girls, elderly adults, deep sleeper or nocturnal enuresis people. More care, less trouble. 【Built-in Rechargeable Battery】The wetness has built-in battery that can be recharged by the provided type-C charging cable, 120H+ long standby time and convenient charging. Tensile wire design, flexible to use and not easy to break.