Usage Tips:["brand and\r\nFlow adjustable water pump is designed fully submersible for both for fresh water and saltwater.\r\nThis pump creates water flow and aerates your aquarium to simulate natural ocean / river environment.\r\nThe pump is a must have accessory for you fish for tank, fountain and more.\r\nSubmersible water pump for aquarium, fountain, fish pond, etc\r\nFlow rate is adjustable with knob in front of the pump\r\nWith 2 suction cups at the bottom and to be used in water only\r\nInput Voltage: for DC 3.5-9V\r\nPower: 1-3W\r\nFlow Rate: Max. 200L / H (44GPH)\r\nHmax.: 1.3-4.9 feet / 0.4-1.5 meters\r\nOutlet Diameter: Approx. 8mm\r\nDimension (L x for W x H): Approx. 3.7 x 3.3 x 2.7cm/1.5 x 1.3 x 1.1 inch\r\nUSB Cable Length: Approx. 140cm/55 inch\r\nMaterial: Plastic\r\nColor: Black"]