- Compact and Durable: Each Air Rock Ball measures 20mm deep by 20mm high and weighs 0.3 ounces. Designed for longevity, these small yet robust bubbles are perfect for small tanks or aquariums. - Enhanced Oxygenation: The Air Rock Ball generates a high volume of dense bubbles, significantly improving oxygen dissolution in your aquarium. This creates a healthier environment for your aquatic life. - Efficient Performance: With a spray volume of 1 liter per minute, this product operates best with air pump power between 2 W and 4 W. It is compatible with standard 3/16-inch airline tubes, ensuring effective and long-term operation. - Quality Material: Constructed from mineral material and sintered at high temperatures, the Air Rock Ball is safe for your aquarium. It will not alter the water quality, promoting the healthy growth of your fish. - Practical Applications: 1. Ideal for small aquarium setups where space is limited but oxygen levels need improvement. 2. A perfect addition to breeding tanks, ensuring optimal conditions for fry development. 3. Enhances water circulation in planted tanks, benefiting both plant growth and fish health. Choose the Air Rock Ball for a reliable, effective solution to improve the overall health of your aquarium ecosystem.