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: [Solar Energy]The use of solar energy makes it eco-friendly, portable, and easy to install with no need for wiring, no operating cost, and maintenance-free, and solar power is much safer for your kid. [Evenly Air Distribution]The oxygen pump with two airflow outlets make the air distribution more even and pervasive. [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 panel10V, 6W Pump0.8W Max Air Flow: 0.8L/min Max water depth: 1m Noise: less than 60dB Waterproof: IP65 Wire length: 300cm / 9.84ft Solar panel Size: 22.5*19.5cm / 8.85*7.67inch Package Size: 23.5*20*5.3cm / 9.25*7.87*2.08inch Package Weight: 810g / 1.78lb Package List: 1 * Oxygen Pump 1 * Solar Panel 1 * Bracket 2 * Air Stone 1 * Aquarium Oxygen Pipe 1 * Accessories 1 * Manual Note: 1. This product is an electronic product. The oxygen-increasing device cannot be placed in water, and the diversion hole cannot be blocked. 2. Please clean the surface of the solar panel regularly to keep the charging efficiency. 3. 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.