Functions:          Electromagnetic design, larger and purer gas volume, uniform bubbles. Wear-resistant, oil-free lubrication, safe and environmental protection, long service life.      Humanized design, anti-skid base, fixed by punching on four sides, anti-shaking.      The shell plate structure design has good heat dissipation effect.      Portable handle design, comfortable, convenient and practical.      It is suitable for many occasions, such as aquaculture, fish stalls in vegetable markets, hotel seafood pools, aquariums, etc.      Give a EU plug adaptor.      Specification:          Model: ACO-308      Power: 30W     Voltage: 220V-240V     Frequency: 50Hz     Pressure: More than 0.025MPA     Exhaust volume: 55L/min     Diverter: 6 holes     Noise: Less than 60DB                              Model: ACO-318      Power: 45W      Voltage: 220V-240V      Frequency: 50Hz     Pressure: More than 0.025MPA     Exhaust volume: 70L/min        Diverter: 6 holes     Noise: Less than 60DB      Note:          This product has strong power and obvious vibration noise during operation. It is not recommended to use it for indoor ornamental aquarium.      The oxygen pump can only be used outside the fish tank, not in the water.      Package Included: Pump:          1 x Electromagnetic Air Compressor Pump       1 x 6-hole diverter      1 x Connecting pipe      1 x EU plug adaptor                     Pump and Accessories:            1 x Electromagnetic Air Compressor Pump        1 x 6-hole diverter       1 x Connecting pipe       1 x Accessories and pipes       1 x EU plug adaptor