SAKINU 3 Pack 5V USB Mini Submersible Water Pump, IP68 Waterproof 2-3L/min Small Circulation Pump for Aquarium Fish Tank Fountain DIY Plant Watering

IP68 Fully Waterproof Submersible Structure: Sealed fully submersible pump body isolates circuit from water, safe long-term underwater operation without leakage risk for indoor water circulation projects. Stable 5V USB Low Voltage Power Supply: Universal USB A plug works with power bank, laptop and wall adapters, 1m extended cable offers flexible placement for tanks and plant irrigation setups. Steady 2-3L/min Constant Flow Output: Balanced low-noise motor delivers consistent gentle water flow, avoids strong current to protect small fish, aquatic plants and delicate bonsai fountain decorations. Compact Mini Size Multi-Scenario Circulation Tool: Tiny lightweight pump fits small fish tanks, desktop fountains, hydroponic plant auto-watering systems and DIY miniature landscape water circulation builds. Durable Wear-Resistant Plastic Pump Housing: Solid anti-corrosion plastic shell resists algae and mineral buildup, simple inlet/outlet port design for quick tubing connection and easy daily disassembly cleaning.