<p>Safe Material: free drinking water dispenser, 304 stainless steel, high density ABS plastic, no , and no smell.</p> <p>High Compatibility: The electric pumping device suitable for pure bottled drinking water, suitable for a variety of models gallon without pry the lid.</p> <p>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 . No need to charge every day.</p> <p>Easy to Use: Simply fasten the small pump on the bottle mouth. One switch operation, totally hassle free even for kids and elders.</p> <p>Note: This drinking water pump is suitable for gallon barrels with a 2.16-inch (5.5cm) neck.</p> <p>Operating Voltage: DC 3.7V</p> <p>Power Rating: 3.8W</p> <p>Charging Time: 3-4 Hours</p> <p>Charging: Micro-USB Charging Cable</p> <p>Suitable for: 2,3,4,5 Gallon Water Bottles</p> <p>Size: 2.9*5.1 inch\/7.5*13cm</p> <p>Hose Length: 21.7inch</p> <p>Pipe Length: 4.7inch</p> <p>Instructions: </p> <p>Connect the silicone hose and insert the silicone hose to the bottle. Then fasten the water pump</p> <p> the button to pump out the water</p> <p> the button again to stop pumping</p> <p>Charge with the Micro-USB cable when out of battery</p> <p>colour: Black + white</p> <p>Material: ABS+stainless steel</p> <p>Package Contents: </p> <p>1 * Water Pump</p> <p>1 * Inlet pipe</p> <p>1 * Outlet pipe</p> <p>1 * Micro-USB Charging Cable</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light and 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.</p>