Instructions: 1. Connect the silicone tube and stainless steel tube 2. Insert the silicone hose to the bottle. Then fasten the pump 3. Press the button to pump out the water 4. Press the button again to stop pumping 5. Charge with the Micro USB cable when out of battery【Two Year Warranty】Great customer service, if you have any problems wiht the item, our customer service team will solve your problems within 12-hours this water pump is BPA free drinking water dispenser, food grade silicone hose, 304 stainless steel, high density ABS plastic, no toxic, and no smell. Built in rechargeable 1200mAh battery. Can used for 30-40 days or around 4-6 bottles of 5 gallon water once full charged. The electric pumping device suitable for pure bottled drinking water, suitable for a variety of models gallon barrel without pry the lid. Note: The drinking water pump is suitable for gallon barrels with a 2.16-inch (5.5cm) neck. Please confirm the size of your neck before purchasing.

• 【Two Year Warranty】Great customer service, if you have any problems wiht the item, our customer service team will solve your problems within 12-hours
• this water pump is BPA free drinking water dispenser, food grade silicone hose, 304 stainless steel, high density ABS plastic, no toxic, and no smell.
• Built in rechargeable 1200mAh battery. Can used for 30-40 days or around 4-6 bottles of 5 gallon water once full charged.
• The electric pumping device suitable for pure bottled drinking water, suitable for a variety of models gallon barrel without pry the lid.
• Note: The drinking water pump is suitable for gallon barrels with a 2.16-inch (5.5cm) neck. Please confirm the size of your neck before purchasing.