RS ELECRICAL Rs-312 Fish Tank Emergency Oxygen Air Pump ( Power + Battery Backup ) Original Dual Mode Oxygen Pump Air Aquarium Pump  (80 cm)

Long Lasting Performance, Energy Saving Design, Low Noise Big Output, Ac 220-240v 50/60hz. Applications : Helpful at power failure at your home for your Aquarium Fishes RS-312 is the best to bring the live fish safely in your home. Best use to carry your fishes with you while long distance transportation. Transportation of live fishes for business use. Helpful to keep oxygen supply going on for your fishes 24/7 hours and 365 days without the worry of power failure as it works on dual mode AC/DC battery operated (Dual Mode) Guide for Operation : Push the side of the case in order to open and insert dry battery in the socket. Connect by tube with air-stone and air-outlet of pump. Do not use the pump inside the water.