Qpets Quietest Portable Aquarium Air Pump - Air Stone and Hose Included - Low Power Usage - USB Air Pump - Air Pump for Aquarium - Aquarium Oxygen Pump Best sellers Easy-to-use detachable pearl end makes

Easy-to-use detachable pearl end makes dressing simple and secure

Each set comes with a user manual and access to instructional videos for easy setup and learning

Adjustable buckle closure allows quick size adjustment for a secure fit on most adults

Features an extended rear design that enhances safety for the cranial area during mountain or road riding

Qpets Quietest Portable Aquarium Air Pump - Air Stone and Hose Included - Low Power Usage - USB Air Pump - Air Pump for Aquarium - Aquarium Oxygen Pump Best sellers Easy-to-use detachable pearl end makesQuietest Aquarium Pump, below 40 DB(Normal conversation is 40 70 DB) Air Stone and Hose Included Low Power Usage USB Air Pump Product size: Small size, large function. The volume of the oxygen pump is 70mm x 30mm x 30mm. (Length x Width x Height), with sufficient air single hole. Maintain a good aquarium environment Portable oxygen pump, easy to carry at any time, suitable for a variety of plugs, no need to worry about power failure ENGERGY EFFICIANT: