WINSINN 50mm 5015 Tiny Cooling USB Blower Fan 5V, 50mm Micro Mini USB 5 Volt Fans Blower Turbine Turbo Dual Ball Bearing, 1000mm/39in Cable Brushless Cooling 50mmx15mm (Pack of 4Pcs)

✔️Tiny Cooling USB Blower Fan: WINSINN 5015 50mm mini USB fan blower which micro size and lightweight design, suitable for DIY cooling and narrow place. 5V USB Powered, allow you to use it in any places with USB power supply, convenient, perfect for Home/Office/Business trip.. ✔️High quality Dual Ball Bearings, 5-years Warranty. balance between high air volume and low noise, Suitable for 24 hours / day long-term work, long life: 50,000 Hours.. ✔️Rated Voltage: DC 5V, Current: 0.25A, Power: 1.25W, Speed: 4500PRM, Air Pressure: 9.36mmH₂O, Airflow: 2.79CFM, Noise: 35dBA. ✔️Connector & Cable length: USB – 39in(1000mm), meet connection needs; Size: 50mm x 50mm x 15mm. ✔️Widely Used: Designed to provide high air volume for small areas which requires cooling or ventilation. Suitable for 3D printer, small squirrel cage, humidifier, aromatherapy and can be used as a replacement fan for any electronic products.