SOBO Silent Aquarium Oxygen Air Pump Fish Tank Adjustable Air Volume High Power Oxygenator Air Compressor Aerator 220v Product:High Power Aquarium Air Pump Note: This product can only be used for 220v-240v voltage, so please do not buy this product in countries that use 110v voltage such as the United States, Canada, Japan and Mexico! Material: Plastic + Copper Voltage: 220v-240v Power:1W/3w/3.5w/9w/8w/12w Plug: We will send you the right plug adapter according to your country, such as EU, AU, UK, etc. SB708(7x4.5x4cm); SB718(11x5.8x4.5cm); SB738(12x6.5x5cm); SB748(15x7x7cm); SB848(16x8x8cm); SB948(18x14x9cm); SB988(18x14x9cm); Power cord length:50cm/110cm Number of air outlet: 1pcs/2pcs/4pcs; Air tube length: 1.5m/2m Air volume/min: SB708(2L/min), SB718(3L/min), SB738 (2*3.4L/min), SB748 (2*3.5L/min), SB848 (2*4.5L/min) ), SB948(4*3L/min), SB988 (4*4L/min) Adjustment function: Except for the SB708/SB718 pump body which does not have the function of adjusting the air volume (but we offer regulating valve accessories), the pumps of other models all have the function of electronically adjusting the air volume. Note: This product does not have a charging function, once the power is cut off, it will stop working. Feature: 1. Energy saving and power saving, super silent. 2. Using copper as the motor material, the performance is stable. 3. The interior has multiple layers of soundproof material, the exterior has shockproof foot pad, the vibration is small, the noise is small. 4. Single and double outlet types can be used for medium and small fish tanks, and four outlets types can be used for medium and large fish tanks. 6. It can be used for aquarium oxygenation, seafood oxygenation, etc. 7. Equipped with air stone/air plate, check valve, large air volume, stable, uniform and reliable. Package Included: 1 x Aquarium Air Pump + air tube + Air Stone/Air plate + Check Valve+ Sucker _x000D_