Hidom Aquarium 25W 3 In 1 Internal Filter Pump 1200 Lph Filtration - Ap-1600L High Efficiency Robust 1200 litres per hour Internal Filter Suitable for aquariums up to 300 litres - Power: 25w 3 in 1: Filtration, Oxygenating and Water Pump Unique filter chamber allows for both biological and mechanical filtration Easy filter media change