This submersible water pump is epoxy encapsulated, which is safe for your fish and aquatic plants. It’s excellent for aquariums, hydroponic systems, small fish tanks, water gardens and a variety of other applications. Add more circulation to your aquarium and give your lovely fish a near-natural environment. ? ? Specifications: Plug Type: US / EU / UK(Optional) Voltage: US: AC110V; EU/UK: AC220-240V; 50-60Hz Power: 6W Max. Flow Rate: 450L/H H-Max.(Lift Height): 90cm / 2.95ft Waterproof Grade: IP68 Power Cord Length: Approx. 140-200cm / 4.6-6.56ft Pump Size: 53 * 42 * 50mm / 2.1 * 1.65 * 1.97in Weight(Pump+Power Cord): 195g / 6.9oz Package Size: 11 * 7.5 * 8cm / 4.33 * 2.95 * 3.15in Package Weight: 235-269g / 8.32-9.51oz Package List: 1 * Water Pump 2 * Water Outlet Nozzle 1 * User Manual(English) Note: 1. Please keep the pump operate in the water, otherwise would damage the pump; 2. The maximum flow rate is 450L/H; there might be a plus-minus tolerance; 3. Insufficient power and