Portable Dispenser with Electric Switch 3-5 Gallon Bottle

USB RECHARGEABLE Built in rechargeable 1200mAh battery. Can used for 30-40 days or almost 5 bottles of 5 gallon water each full charged. No need to charge every day. WARM TIP: The water pump would stop automatically after 1 minute. Otherwise you could press and hold button for 3 seconds to change the mode to unstoppable.