- Solar Powered Efficiency: This 5W 10V solar fish tank oxygen pump utilizes sunlight for operation, effectively oxygenating your pond or aquarium while minimizing energy costs. Ideal for outdoor locations without electrical outlets. - Versatile Working Modes: Features three operating settings: High (1.3L/min flow rate), Low (0.7L/min flow rate), and Intermittent (10-second cycles). Customize oxygen delivery to meet the specific needs of your aquatic environment. - Long-Lasting 2400mAh Battery: The built-in rechargeable battery supports up to 48 hours of operation on a single charge in low mode. This ensures your aquatic life receives a reliable oxygen supply during cloudy days or nighttime. - Compact and Portable Design: Measuring just 17527517mm, this lightweight solar pond aerator features a polycrystalline silicon panel and aluminum alloy frame, making it easy to move and position in various outdoor settings. Use Scenarios: 1. Perfect for backyard ponds, ensuring fish and plants thrive without the need for electrical power. 2. Ideal for outdoor aquariums during camping trips, providing consistent oxygenation without dependence on traditional power sources. 3. Suitable for garden water features, enhancing water quality and supporting aquatic ecosystems. This solar fish tank oxygen pump is a practical and energy-efficient solution for maintaining healthy aquatic environments.