[Solar Powered] Using solar power makes it eco-friendly, portable, and easy to install with no wiring needed, no running costs, and no maintenance, and solar power is much safer for your child . Even air distribution: the oxygen pump with two air outlets makes the air distribution more even and pervasive. Adjustable angle: the angle of the solar panel can be adjusted to receive the most sufficient sunlight. Low noise: stable silent oxygen pump with less than 60 degrees of noise and 0.8L/min air volume , suitable for many kinds of containers. [Widely applicable] Suitable for small and medium-sized pond, outdoor aquarium or water tank, etc.
