Safe Material: BPA free drinking water dispenser, 304 stainless steel, high density ABS plastic, no toxic, no smell High Compatibility: The electric pumping device suitable for pure bottled drinking water, suitable for a variety of models gallon barrel without pry the lid USB Rechargeable Battery: Built in rechargeable 1200mAh battery Can used for 30-40 days or around 4-6 bottles of 5 gallon water once full charged No need to charge every day Easy to Use: Simply fasten the small pump on the bottle mouth One switch operation, totally hassle free even for kids elders Note: This drinking water pump is suitable for gallon barrels with a 216-inch (55cm) neck Operating Voltage: DC 37V Rating: 38WCharging Time: 3-4 HoursCharging: -USB Charging CableSuitable for: 2,3,4,5 Gallon Water BottlesSize: 2951 inch/7513cmHose Length: 217inchPipe Length: 47inchInstructions: Connect the silicone hose insert the silicone hose to the bottle Then fasten the water pumpPress the button to pump out the waterPress the button again to stop pumpingCharge with the -USB cable when out of batterycolour: Black and whiteMaterial: ABSandstainless steelPackage Contents: 1 Water Pump1 Inlet pipe1 Outlet pipe1 -USB Charging CableOnly the above package content, other products are not included Note: Light 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