ARKSEN 4000Gal Pressure Pond Filter 13 UV Sterilizer Koi Fish & 2100 GPH Pump Set Easy to clean and install, Built-In 13v UV bulbs system Flow indicator indicates when to clean, Clean function to wash filter sponges UV Power: 13 Watt, IP Ratings: IP44 Pump: Power: 70 Watt, Max Flow Rate: 2100 GPH (8000L/H) Pump Dimension: 7-1/2" x 5" x 5-1/2", Filter Dimension: 16-1/2" x 15" x 19-3/4"