【 Range】 JVP-132 circulation pump for freshwater and saltwater aquariums - Suitable for Malawian aquariums, coral reef aquariums. 360° rotatable bracket and nozzles for stronger wave effect. Simulate the natural ecological environment and disperse the waterways. Suitable for aquariums 1.0-1.5m, 1.5-2m, 230-370L (based on 0.5m width and 0.5m height) Note: In order not to break the aquariums, please don’t let the anode and cathode together when you install the magnet. Please install it correctly according to the user manual. 【Swivel】 : 360 degree free rotation, ceramic multi-piece bracket, very quiet. Triangular rubber base, stable motor vibration, and isolates collision noise from the case. 【Steady】:The suction cup can prevent the scraping of the aquarium. Just move the suction cup except the fish tank to adjust the position of the pump. The suction power of the suction cup depends on the thickness of the aquarium glass. The maximum thickness should not exceed 15 mm. 【Efficient】 :