Portable Rechargeable Aquarium Air Pump with Battery and USB

This rechargeable aquarium air pump is designed for outdoor fishing and aquarium use, providing oxygen with silent operation and USB charging capabilities.

• Power: 1W, 2W, or 3.5W options
• Battery capacity options: 2600mAh, 4800mAh, or 6000mAh lithium battery
• Endurance: up to 100 hours continuous or 185 hours intermittent use depending on battery capacity
• Voltage: 110-240V compatible with EU plug
• Rechargeable with USB charging and can operate while plugged in
• Automatic switch to battery power during power outages and automatic charging when power returns
• Power indicator lights display current battery level
• Two operation modes: continuous and intermittent (10 seconds on/off)
• Tube caliber: 0.5 cm