--- product_id: 601413966 title: "Wathai 50mm x 15mm USB Blower Fan 5V 5015 Brushless Cooling Fans with Variable Speed Controller for Laptops, Helmets, and DIY Projects 2 Pack" brand: "wathai" price: "312.98 DT" currency: TND in_stock: true reviews_count: 5 category: "Wathai" url: https://www.desertcart.tn/products/601413966-wathai-50mm-x-15mm-usb-blower-fan-5v-5015-brushless store_origin: TN region: Tunisia --- # 5V low power 2.91 CFM airflow 25.7 dBA ultra-quiet Wathai 50mm x 15mm USB Blower Fan 5V 5015 Brushless Cooling Fans with Variable Speed Controller for Laptops, Helmets, and DIY Projects 2 Pack **Brand:** wathai **Price:** 312.98 DT **Availability:** ✅ In Stock ## Summary > 💨 Stay cool, stay ahead—because your gear deserves the best breeze. ## Quick Answers - **What is this?** Wathai 50mm x 15mm USB Blower Fan 5V 5015 Brushless Cooling Fans with Variable Speed Controller for Laptops, Helmets, and DIY Projects 2 Pack by wathai - **How much does it cost?** 312.98 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/601413966-wathai-50mm-x-15mm-usb-blower-fan-5v-5015-brushless) ## Best For - wathai enthusiasts ## Why This Product - Trusted wathai brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** 35,000-hour lifespan means reliable cooling day in, day out. - • **Compact Powerhouse:** 50mm micro blower fits tight spaces without sacrificing airflow. - • **Plug & Play Cooling:** USB-powered for instant, versatile use with laptops, power banks, and more. - • **Custom Speed Control:** Variable speed lets you dial in the perfect breeze for any project. - • **Whisper-Quiet Operation:** Runs at just 25.7 dBA—cool your gear without the noise. ## Overview The Wathai 50mm x 15mm USB Blower Fan is a compact, brushless cooling solution delivering 2.91 CFM airflow at 3500 RPM with ultra-quiet 25.7 dBA noise levels. Powered by 5V USB and featuring variable speed control, it’s perfect for laptops, DIY projects, and tight spaces. With a durable 35,000-hour lifespan and easy plug-and-play installation, it keeps your electronics cool and performing at their peak. ## Description Versatile Cooling Solution: 50mm USB fan is for 3D printers, humidifiers,aromatherapy, small squirrel cage , From electronics and personal use to small computer components, vivariums, and even RV refrigerators Small but Mighty: Squirrel cage fan with a compact and lightweight design, this micro 50mm blower fan is perfect for DIY cooling and tight spaces. Such as cool helmet Usb Fan Controller: Centrifugal fan simply plug into any standard USB port and start cooling. Compatible with phone chargers, laptops, and power banks Quick and Simple Installation: 5015 blower fan is easy to install with a size of 50mm L x 50mm W x 15mm H and mounting spacing of 2.24 in Powerful Performance: Rated Voltage: 5V | Bearing:Sleeve | Current:0.12A | Power:0.5W | Airflow:2.91 CFM | Static Pressure:0.45 In H2O | Speed: 3500RPM | Noise: 25.7 dBA | Lifespan: 35,000 hrs Review: Good quiet fans with 3 speeds - Works great. Using to keep power supply and Starlink router cooler on a sailboat. Used for 6+ months between 10-24 hours daily with no issues so far. Pretty quiet on slow and medium speeds Review: Perfect - Perfect, no noise , big enough to cool multiple raspberry pi devices with 5v ## Features - Versatile Cooling Solution: 50mm USB fan is for 3D printers, humidifiers,aromatherapy, small squirrel cage , From electronics and personal use to small computer components, vivariums, and even RV refrigerators - Small but Mighty: Squirrel cage fan with a compact and lightweight design, this micro 50mm blower fan is perfect for DIY cooling and tight spaces. Such as cool helmet - Usb Fan Controller: Centrifugal fan simply plug into any standard USB port and start cooling. Compatible with phone chargers, laptops, and power banks - Quick and Simple Installation: 5015 blower fan is easy to install with a size of 50mm L x 50mm W x 15mm H and mounting spacing of 2.24 in - Powerful Performance: Rated Voltage: 5V | Bearing:Sleeve | Current:0.12A | Power:0.5W | Airflow:2.91 CFM | Static Pressure:0.45 In H2O | Speed: 3500RPM | Noise: 25.7 dBA | Lifespan: 35,000 hrs ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CG1RD7T7 | | Air Flow Capacity | 2.91 Cubic Feet Per Minute | | Best Sellers Rank | 134,979 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 213 in USB Fans | | Brand | Wathai | | Compatible Devices | Amplifier, Desktop, Gaming Console, Projector, Router | | Compatible devices | Amplifier, Desktop, Gaming Console, Projector, Router | | Cooling Method | Air | | Cooling method | Air | | Customer Reviews | 4.4 out of 5 stars 266 Reviews | | Item Dimensions L x W x H | 5L x 1.5W x 5H centimetres | | Manufacturer | Wathai | | Manufacturer Part Number | 50mm blower 5v | | Material | Plastic | | Max Rotational Speed | 3500 RPM | | Model Number | 50mm blower 5v | | Noise Level | 25.7 Decibels | | Number of Items | 2 | | Number of Packs | 2 | | Power Connector Type | 4-Pin | | Power connector type | 4-Pin | | Product dimensions | 5L x 1.5W x 5H centimetres | | Unit Count | 2.0 count | | Voltage | 5 Volts (DC) | ## Product Details - **Air flow capacity:** 2.91 Cubic Feet Per Minute - **Brand:** Wathai - **Compatible devices:** Amplifier, Desktop, Gaming Console, Projector, Router - **Cooling method:** Air - **Material:** Plastic - **Maximum rotational speed:** 3500 RPM - **Noise level:** 25.7 Decibels - **Power connector type:** 4-Pin - **Product dimensions:** 5L x 1.5W x 5H centimetres - **Voltage:** 5 Volts (DC) ## Images ![Wathai 50mm x 15mm USB Blower Fan 5V 5015 Brushless Cooling Fans with Variable Speed Controller for Laptops, Helmets, and DIY Projects 2 Pack - Image 1](https://m.media-amazon.com/images/I/61NbV9qeCVL.jpg) ![Wathai 50mm x 15mm USB Blower Fan 5V 5015 Brushless Cooling Fans with Variable Speed Controller for Laptops, Helmets, and DIY Projects 2 Pack - Image 2](https://m.media-amazon.com/images/I/71XPXCz9QSL.jpg) ![Wathai 50mm x 15mm USB Blower Fan 5V 5015 Brushless Cooling Fans with Variable Speed Controller for Laptops, Helmets, and DIY Projects 2 Pack - Image 3](https://m.media-amazon.com/images/I/712OgrWGObL.jpg) ![Wathai 50mm x 15mm USB Blower Fan 5V 5015 Brushless Cooling Fans with Variable Speed Controller for Laptops, Helmets, and DIY Projects 2 Pack - Image 4](https://m.media-amazon.com/images/I/717YH3Uq0HL.jpg) ![Wathai 50mm x 15mm USB Blower Fan 5V 5015 Brushless Cooling Fans with Variable Speed Controller for Laptops, Helmets, and DIY Projects 2 Pack - Image 5](https://m.media-amazon.com/images/I/61-1wuCBcgL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good quiet fans with 3 speeds *by J***J on 6 August 2026* Works great. Using to keep power supply and Starlink router cooler on a sailboat. Used for 6+ months between 10-24 hours daily with no issues so far. Pretty quiet on slow and medium speeds ### ⭐⭐⭐⭐⭐ Perfect *by K***N on 11 May 2023* Perfect, no noise , big enough to cool multiple raspberry pi devices with 5v ### ⭐⭐⭐⭐⭐ very good *by T***O on 23 July 2025* this little fan is so cool it usefull at a point i cant live without it! any projects i build i can use this to cool the systems down very fast and it reliable using USB with a spe ed switch 3 speeds on it. Very quiet fan. about 75% less noisy than other same kinda fans ## Frequently Bought Together - Wathai 50mm x 15mm USB Blower Fan 5V 5015 Brushless Cooling Fans with Variable Speed Controller for Laptops, Helmets, and DIY Projects 2 Pack - AC Infinity AC Infinity MULTIFAN S2, Quiet 120mm USB Blower Fan with Speed Control, for Receiver DVR Xbox Modem AV Cabinet Cooling - AC Infinity Controller 1, Thermal Trigger for AIRPLATE, MULTIFAN, USB Fans and Devices. Computer, AV Cabinet, Home Theater Cooling. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/601413966-wathai-50mm-x-15mm-usb-blower-fan-5v-5015-brushless](https://www.desertcart.tn/products/601413966-wathai-50mm-x-15mm-usb-blower-fan-5v-5015-brushless) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-02*