SUNSUN Electric Electromagnet Fish Farming Air Pump For Aquarium Product Description parameter Model Voltage Power Max Pressure Output Using Pressure Noise Weight Dimensions LxWxH Price HJB-50 220V/50Hz 30W 32Kpa 60L/min <12Kpa <40dB(A) 4.4kg 216x164x179mm $47.99 HJB-80…