Description :USB Rechargeable Electric Water Drinking Gallon Bottled Dispenser Portable Pump Water Pumping Device Low noise working Quickly output water Use a bucket with a diameter of about 5.5cm Ligweight & portable design, space saving Equipped with USB (Universal Serial Bus) cable, convenient to charge It can be used for 7 days with a single charge. Specification: Material Plastic shell + Stainless steel Hard Pipe Color White, Black Weight 350g Size 63X130mm /2.48X5.12 (appr.) Voltage 5v Power 5w Power Interface USBBattery Built-in Lithium Battery Panel Function 1. Switch button 2. Continuous water button 3. Indicator 4.USB socket Power On Press the switch key to start working, then press the switch key to stop working. Charging :1. The product has a charging capacity of 5v. After fully charging, it can pump about 3 barrels of 13L bottled water.2. The product has charging low-voltage explosion-proof protection, please feel free to use 3. The product current is lower than 3.2A, & it automatically flashes red light to remind you to charge in time & stop working automatically.4. When the product is fully charged, the green light is on, indicating that the battery is full. Use :1. Before using this product, insert one end of the suction pipe into the suction port below the fuselage & insert the other end into the bucket.2. When the work is over or not used for a long time, it is recommended to unplug the power supply & charging cable.3. Silicone tube is best cleaned frequently or changed once a month to maintain hyg