If you have additional questions, please write on WhatsApp or send a voice message. Do not call after 19:00, as there will be no response. Prices vary by model and size. Not all models in the pictures are the same price. An aquarium oxygen pump is an air pump system used for healthy fish respiration, oxygen saturation of water, and maintaining the balance of the aquarium environment. It increases water circulation, prevents CO₂ accumulation, reduces fish stress, and supports active photosynthesis for plants. Suitable for fresh and saltwater aquariums. Brief info: Oxygen and air pump for aquariums, healthy oxygen balance for fish and plants, keeps water moving and prevents CO₂ buildup. Key features: Silent and energy-efficient motor, adjustable air output (1 or multi-outlet models), compatible with bubbler stones, air hoses, and filter systems, power options for small, medium, and large aquariums, maintains stable oxygen circulation, enhances fish respiration and plant growth, USB and adapter-powered models available, back-pressure check valve support, integrates with aquarium decor and filter systems, designed for long-term continuous operation. Advantages: Improves fish health and overall water quality, creates clean flow without stagnation, keeps the aquarium ecosystem stable, long operating time with low energy consumption. Suitable for: Home aquarium owners, professional aquariums and pet shops, marine and freshwater fish farms, fish breeders and aquaponics enthusiasts. We can ship to regions via regional taxis or mail. Payment is possible via cash, card-to-card, payment terminals, and ATMs. For orders over 1000 AZN, bank transfer is available. You can view all our listings by clicking the 'All user listings' button. Office-warehouse address: 7th microdistrict, former Azerbaijan International University building, 2nd floor, near 'Azadliq' metro station. We are not always at the warehouse; please schedule a visit one day in advance. Working days: Monday, Tuesday, Wednesday, Thursday, Friday. Working hours: 10:00-17:00. Day off: Sunday.