[Features] Practical and ConvenientThis aquarium pump is small in size, does not take up much space, it is convenient to store and practical. High QualityThis DC Diaphragm Pump is made of high quality plastic, sturdy and durable. With two silicone sleeves, the anti-slip effect is good and the fixation is more firm. WIDE APPLICATIONSThis diaphragm pump can be used in many places, such as aquariums, fish tanks, kettles, water dispensers, etc. [product information] Name: small water pump Dimensions: 90mm*40mm*35mm Outlet diameter: inner diameter 6mm, outer diameter 9mm Working voltage: DC6-12V (recommended 9V1A 12V1A) Working current: 0.5-0.7A Flow: 1.5-2L/Min (about) Maximum suction lift: 2 meters Head: up to 3 meters Lifespan: up to 2500H Water temperature: up to 80 When the voltage is 6V: the power is 6W/H Packing list (you can get after purchasing one item): small water pump*1 Please understand: 1. Due to the long shipping time, the item may be damaged during the shipping process, if the item is damaged, please leave us a message through the official website immediately before posting comments, and I will solve the problem for you. 2. Due to manual measurement, the size may have an error of 1-3cm. 3. Colors may vary from monitor to monitor.