: Just put the solar panel in a sunny spot and the solar oxygen pump starts automatically. The solar oxygen pump is especially suitable for emergency oxygen increase in a power outage, as well as oxygen increase function for field fishing and small aquatic product transportation. Features: [Easy to Install]The solar aerator pump has a ground plug, just stick it into the ground. [Solar-powered]The use of solar energy makes it eco-friendly, and maintenance-free, and solar power is much safer for your kid. [Adjustable Angle]The solar panel angle can be adjusted to receive the sunlight most sufficiently. [Low Noise]Stable silent oxygen pump with less than 60 dB low noise and 0.8L/min air volume, suitable for many kinds of containers. [Widely Applicable]Suitable for a small to medium-sized pond, outdoor fish tank or water reservoir, etc. Specifications: Material: ABS PET Solar panel5V, 2W Pump Power: 0.3W Pump Rated Voltage: 3.5V Max Air Flow: 0.8L/min Max water depth: 1m Noise: less than 60dB Waterproof: IP65 Wire length: 300cm / 9.84ft Solar panel Size: 15x9.5cm / 5.9x3.74inch Package Size: 15.5x10x5cm / 6.1x3.93x1.96inch Package Weight: 270g / 0.59lb Package List: 1 x Oxygen Pump 1 x Solar Panel 1 x Ground bracket 1 x Air Stone 1 x Pipe 1 x Accessories 1 x Manual Note: 1. When this product is in weak sunlight, the amount of bubbles produced by the oxygen booster pump is small or it does not work, which is a normal situation. 2. Please clean the surface of the solar panel regularly to keep the charging efficiency. 3. This product is an electronic product. The oxygen-increasing device cannot be placed in water, and the diversion hole cannot be blocked.