TRENDBOX Electric Portable 5 Gallon Water Pump Dispenser with ON/Off Switch Battery-Operated for Water Bottle Drinking Parties Home BPA Free Electronic Drinking Water Pump with on/off Switch. Fits most standard bottled water size. Specially designed new electric water pump, used for 5 liter-5 gallon drinking water bottle. Easily installed and used at home, restaurants, office, parties, etc. On/ Off button on the head of the pump, easily operated On-Of switch.