The pumps can be powered via a USB connection or a mobile charger, providing convenience and flexibility in powering your devices. Whether you're looking to enhance your computer's cooling system or create a small water feature, these pumps deliver reliable performance. Introducing our 8pcs Silent Mini Submersible Pump, designed for efficient water circulation in various applications. This mini water pump operates on DC 3V and 5V, making it perfect for use with computer water cooling systems, aquariums, and other DIY projects. With its compact size and design, each pump weighs only 27.2g, allowing for easy installation and versatility in placement. The silent operation ensures that it 't disturb your environment, making it ideal for home or use. The 8-piece set ensures you have enough pumps for multiple projects or replacements. Each pump is crafted with quality materials to durability and . Experience the ease of water circulation with our mini submersible pumps, perfect for hobbyists and professionals alike. Upgrade your cooling system or create a serene water display with our efficient and quiet pumps today!, Weight: 0.52029093832 Pounds, Manufacturer: Prterver