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. Features: Adjustable water rate: adjusting knob helps adjust rate easily. 8W pump, Max. rate is 600L/H, H-Max.(lift height) up to 110-120cm. Come with 2 water outlet nozzles(0.3in and 0.5in), providing different water effects. reliable and durable motor produces low noise, giving you quiet environment. 4 strong suction cups at bottom are great for mounting on where both vertically and horizontally. Small size makes it not only easy to hide or disguise but also convenient to disassemble and . Perfect for small to medium size aquarium, tabletop fountains, water gardens and hydroponic systems, etc. Specifications: Plug Type: / / UK(Optional) Voltage: : AC110V; /UK: AC220-240V; 50-60Hz : 8W Max. Rate: 600L/H H-Max.(Lift Height): 110-120cm / 3.6-3.94ft Waterproof Grade: IP68 Cord Length: Approx. 140-200cm / 4.6-6.56ft Pump Size: 58 * 44 * 55mm / 2.3 * 1.7 * 2.16in Weight(Pump+ Cord): 226-261g / 8-9.2oz Package Size: 11 * 7.5 * 8cm / 4.33 * 2.95 * 3.15in Package Weight: 244-300g / 8.6-10.6oz Package List: 1 * Water Pump 2 * Water Outlet Nozzle Note: 1. Please keep pump operate in water, otherwise would damage pump; 2. maximum rate is 600L/H; there might be a plus-minus tolerance; 3. Insufficient and insufficient frequency would affect rate; 4. 600L/H refers to rate without using a water pipe. If connected with a water pipe, maximum rate would less than 600L/H; 5. If water sprays out container, rate would also less than 600L/H; 6. Please it regularly in case of debris blockage, pump would make noises or even make motor short circuit if blocked by debris.