USB Mini Aquarium Air Pump – Portable Fish Tank Oxygenator

Keep your fish healthy and thriving with this USB Mini Aquarium Air Pump — a compact, ultra-quiet oxygenator designed for fish tanks, travel setups, and emergency use. Powered by any standard USB port (DC 5V), it delivers a steady 200 mL/min airflow to maintain optimal oxygen levels in water depths up to 40 cm. Its rubber construction absorbs vibration for near-silent operation, so your aquarium stays peaceful and your fish stay comfortable.

Whether you're heading to a friend's place, setting up a temporary tank, or looking for a reliable backup during power outages, this pocket-sized pump has you covered. At just 6 × 2 cm, it tucks neatly into any bag and is available in 2 color options to match your setup.

Key Features

• USB-Powered (DC 5V): Plug into any power bank, laptop, USB adapter, or car charger — no dedicated power outlet needed
• 200 mL/min Airflow: Provides consistent oxygenation for small to medium fish tanks
• Max Water Depth: Suitable for tanks with a water depth of ≤40 cm
• Rubber Construction: Dampens vibration for quiet, stable operation
• Ultra-Compact Design: Measures just 6 × 2 cm — ideal for travel, betta cups, shrimp tanks, and more
• 2 Color Options: Choose the style that suits your aquarium aesthetic
• Backup Ready: A must-have for unexpected power outages to keep your aquatic pets safe

Specifications

• Power Supply: DC 5V (USB)
• Air Output: 200 mL/min
• Compatible Water Depth: ≤40 cm
• Material: Rubber
• Dimensions: 6 × 2 cm
• Colors Available: 2 options

Perfect For

• Small aquariums, betta tanks, and shrimp setups
• Travel and temporary fish tank arrangements
• Emergency backup oxygenation during power outages
• Fishkeeping enthusiasts looking for a portable, lightweight solution

For expert guidance on aquarium fish care and maintaining healthy aquatic environments, visit the U.S. Fish & Wildlife Service – Fisheries.

Frequently Asked Questions

Q: How does the USB Mini Aquarium Air Pump work?

A: This compact aquarium air pump connects to any USB power source (DC 5V) — such as a power bank, laptop, or USB wall adapter — and delivers a continuous 200 mL/min flow of air through an airline tube and air stone to oxygenate your fish tank. It is designed for water depths of up to 40 cm.

Q: What size fish tank is this USB air pump suitable for?

A: The USB mini aquarium air pump is ideal for small to medium tanks, including betta tanks, shrimp tanks, nano aquariums, and temporary or travel setups. It performs best in tanks with a water depth of 40 cm or less.

Q: Can I use this aquarium pump during a power outage?

A: Yes! Because it runs on USB power, you can connect it to a fully charged power bank to keep your fish tank oxygenated during unexpected power outages — making it an essential backup device for any fish keeper.

Q: What is the USB mini fish tank air pump made of?

A: The pump body is constructed from rubber, which helps absorb vibration and minimizes operational noise, keeping your aquarium environment calm and quiet.