Creates water currents to improve circulation and oxygenation while adding a natural, dynamic look to the aquarium Attaches to a powerhead or filter outlet (powerhead not included); simple installation with a secure, reliable fit Made from temperature sintered ceramic; washable, durable, and reusable for longterm use Practical for home use: suitable for freshwater and planted tanks; easy to clean and maintain Key benefits: reduces stagnant zones, enhances debris removal, and supports healthier fish and plants without requiring complex setup Use scenarios Small planted or community tank: insert to promote even water flow around plants, rocks, and hides bioload or warmwater tank: helps prevent stagnant pockets and supports better oxygen distribution Nano or display tank: creates a subtle, visually appealing current that showcases the aquarium scenery Why choose it: simple upgrade to existing equipment, durable ceramic construction, and low maintenance for ongoing reliability