Descriptions:3 in 1 Multi-functions: Submersible Pump, Internal Filter and Adding Oxygen - Energy saving - Super silence - Fully submersible - Made of high-quality ceramics for the axle core - High quality biochemical filter cotton - AU plug - Suitable for both freshwater and ...Descriptions:3 in 1 Multi-functions: Submersible Pump, Internal Filter and Adding Oxygen - Energy saving - Super silence - Fully submersible - Made of high-quality ceramics for the axle core - High quality biochemical filter cotton - AU plug - Suitable for both freshwater and marine tank - Specifications: JP-024FVoltage: 220V-240VFrequency: 50Hz/60Hz - Energy saving - Super silence - Fully submersible3 in 1 Multi-functions: Submersible Pump, Internal Filter and Adding Oxygen - Made of high-quality ceramics for the axle core - High quality biochemical filter cotton - AU plug - Suitable for both freshwater and marine tank