Water Bottle Pump Home Gadgets Mini Barreled Water Electric Pump USB Charge Automatic Portable Water Dispenser Drink Dispenser|Water Dispensers Product description: 1.Safe Material: BPA free drinking water dispenser, 304 stainless steel, high density ABS plastic, no toxic, and no smell. 2.High Compatibility: The electric pumping device suitable for pure bottled drinking water, suitable for a variety of models gallon barrel without pry the lid. 3.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. 4.Easy to Use: Simply fasten the small pump on the bottle mouth. One switch operation, totally hassle free even for kids and elders. 5.Note: This drinking water pump is suitable for gallon barrels with a 2.16-inch (5.5cm) neck. Instructions: Connect the silicone hose and insert the silicone hose to the bottle,Then fasten the water pump,Press the button to pump out the water,Press the button again to stop pumping;Charge with the Micro-USB cable when out of battery. Specification: Operating Voltage: DC 3.7V Power Rating: 3.8W Charging Time: 3-4 Hours Charging: Micro-USB Charging Cable Suitable for: 2,3,4,5 Gallon Water Bottles Size: 2.9*5.1 inch/7.5*13cm Hose Length: 21.7inch Pipe Length: 4.7inch Colour: Black + white Material: ABS+stainless steel