Product name: Fish tank filter Product size: 19.5*4.5*2.5 cm/ 7.68 * 1.77 * 0.98 inches Product color: As shown in the figure Product material: plastic Product features: 1. Compact size suitable for small aquariums. 2. Wall-mounted design for easy installation and space-saving. 3. Three-in-one filtration system for efficient water purification. 4. Operates quietly to minimize noise disturbance. 5. Includes an oxygen pump to improve water quality and promote fish health. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only. Shipment includes: 1 pcs Fish tank filter