Built-in Rechargeable BatteryUSB cable charging, simple and convenient Automatic&Convenient Equipped with an automatic sensor that can spray liquid without touching the dirty hands. This allows quick and easy hand hygiene, prevents cross-infection. Wide Range of ApplicationIn addition to not requiring installation, it also uses infrared guidance, so it can be used in kitchens, nurseries, companies, restaurants, schools, hotels, hospitals and homes. Easy To UseDouble-click to turn on, long press to turn off the lights, and click to turn off Specifications: Input voltage: DC5V Use power: 2W Working current: 400MA Water bottle capacity: 180ML Spray volume: 35ML/H Battery capacity: 2000mAh Material quality: ABS+PP+PET+silicone+electronic components Product size: 110*110*95mm Product packaging: 110*110*118mm Net weight: 245 g Gross weight: 330 g Built-in rechargeable battery Package Included: Smart sensor sprayer*1 Data line*1 Manual *1