Aquarium Air Pump,Quiet USB Rechargeable 1800mAh Battery Pump with Stones,2 Power Supply Modes for Outdoor Fishing Outage and Fish Transportation

[Silent Noise Reduction]: Using advanced silent technology, the working noise is greatly reduced, making the oxygen pump almost silent during operation, creating a quiet fishing environment for you. [Long-term Endurance]: Continuous operation for 18-20 hours in normal mode, and up to 70 hours of ultra-long endurance in intermittent oxygen supply mode to continuously provide a stable oxygen supply for the creatures in the fish box without manual intervention, ensuring the health and safety of the fish, and meeting the needs of long-term outdoor activities. [Power Visualization]: The intuitive power display design allows you to grasp the remaining power at any time and avoid the inconvenience caused by insufficient power. It uses high-efficiency batteries and supports USB charging, which is convenient to charge, making you worry-free when going out for fishing [Dual-mode Oxygen Supply]: you can switch freely according to actual needs. The continuous mode ensures high-density oxygen supply to meet the needs of different oxygen supply scenarios; the intermittent mode effectively extends the battery life while ensuring sufficient oxygen, flexibly responding to different environments and conditions SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please contact us.We will provide after-sales service .