2L/min Aquarium Air Pump Solar Powered Oxygenator Fish Tank Oxygen Pump USB Charging Pond Aerator Water Pump with 1 Air Stone

Features: AC/DC oxygen pump, using copper movement, built-in high-quality lithium battery. With a small size, low noise, large air volume, durable for use. Adopts advanced single-chip intelligent control. Constant voltage/current charging, over charge and over discharge protection, low battery alarm. Widely used for a variety of ornamental fish, aquarium, company aquarium, small ponds. Especially great for power outage emergency, as well as oxygen pump for wild fishing, small amounts of aquatic transport.