Battery operated air pump 150 Powered by 2xD batteries (not included), providing a continuous oxygen source. Designed for Coldwater, Tropical, and Marine setups Suitable for transporting live fish, bait, and ensuring oxygen supply during power failures. Includes an Air Hose and Airstone The splash-resistant casing protects the air pump from water damage Includes a 12V car cigarette lighter as an alternative power source, Weight: 0.7936641432 Pounds, Manufacturer: Aqua One