Classic upgrade features an ultra-long life battery providing 185 hours of use. It has a waterproof design with intermittent mode, perfect for aquariums or outdoor use.

Equipped with an ultra-long life 6000mAh lithium-ion polymer battery, this aquarium air pump has a high-quality core that can run for up to 120 hours on a single charge. The battery's capacity is not false standard, outperforming ordinary NiMH batteries and offering 2400mAh of endurance.

Waterproof Technology: This aquarium air pump features a multi-process waterproof design with adhesive tape inside for compact and sealed protection. The device can be safely submerged in water, but if not used for a while, remove it from the water surface to prevent moisture buildup. If you plan to store the pump, empty the water and avoid rust caused by moisture.

Safely powers on and off with self-start feature. Automatic protection ensures uninterrupted performance when plugged in or running on lithium battery. No fear of sudden power failure.

Experience quiet operation with our triple-layer noise reduction system: 1. Thickened ABS housing for improved sound insulation. 2. Copper coil motor with low-noise neoprene diaphragm ensures stable airflow and reduced vibrations. 3. Suspension mute technology eliminates resistance, ensuring efficient oxygen output without any disruption.

This aquarium fish tank oxygen pump features water-resistant design, power-off intermittent battery life, self-starting mode, and charge-use functionality. It also includes a display buckle for easy reading.

Operate in dual modes: continuous or intermittent. Adjust the air volume to three speeds, with an optional fourth gear for precise adjustments. This aquarium pump features continuous precision and interval mode options, making it suitable for various scenarios.

Clear power display: The LED digital tube shows real-time power consumption at a glance, allowing you to monitor usage anytime. This intuitive display directly displays power levels and keeps track of total power consumed over time.

Compact and lightweight (196g), this pump features a portable design with a metal hanging buckle for easy attachment to fish tanks or fishing boxes. Weighing only 196g, it's perfect for carrying on-the-go.

This aquarium oxygen pump comes with a standard Type-C USB interface and includes a 1.2m USB charging cable that can be used to charge via power bank, mobile phone, car, or computer. The dual-purpose charging plug allows for natural charging.

Features an arrow-shaped punctate rubber column for reduced contact and buffer silencer. Includes a dust-proof charging plug that blocks dust from entering the USB charging line (78cm long) for easy recharging.

Dual-Purpose Aquarium Air Pump with Charging USB and Lithium Battery. Portable and Mute, suitable for household or outdoor use. Comes with instruction manual. Made in China.