[Solar Energy] Using solar energy makes it environmentally friendly and maintenance-free, and solar energy is much safer for your child. [Low Noise] Stable silent oxygen pump with less than 60dB low noise and 0.8L/min air volume, suitable for many types of containers. [Easy to Install] The solar aerator pump has a ground plug, just stick it into the ground. [Widely Applicable] Suitable for small to medium-sized pond, outdoor aquarium or water tank, etc. [Adjustable Angle] The angle of the solar panel can be adjusted to receive enough sunlight. Product Description Simply place the solar panel in a sunny place and the solar oxygen pump will start automatically. The solar oxygen pump is especially suitable for emergency oxygen augmentation in case of power failure, as well as the oxygen augmentation function for field fishing and small aquatic product transportation. Specifications: Material: ABS PET solar panel：5V, 2.5W Pump power: 0.3W Pump rated voltage: 3.5V Maximum air flow: