---
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: "₱4870"
currency: PHP
in_stock: true
reviews_count: 5
category: "Wathai"
url: https://www.desertcart.ph/products/601413966-wathai-50mm-x-15mm-usb-blower-fan-5v-5015-brushless
store_origin: PH
region: Philippines
---

# 2.91 CFM airflow 5V USB powered 3500 RPM brushless motor 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:** ₱4870
**Availability:** ✅ In Stock

## Summary

> 💨 Stay cool, stay ahead — the ultimate micro fan for pros on the move!

## 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?** ₱4870 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/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:** Durable brushless motor with a 35,000-hour lifespan keeps you cool long-term.
- • **Compact Powerhouse:** Small 50mm size fits tight spaces without sacrificing airflow.
- • **Plug & Play Cooling:** USB-powered for instant, versatile use with laptops, power banks, and more.
- • **Precision Speed Control:** Variable speed controller lets you dial in the perfect breeze for any project.
- • **Whisper-Quiet Efficiency:** Operates at just 25.7 dBA—cooling that won’t disrupt your focus.

## 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. Powered by a standard 5V USB port and featuring a variable speed controller, it’s perfect for laptops, helmets, 3D printers, and DIY projects. Its durable design ensures up to 35,000 hours of reliable performance, making it an essential tool for professionals needing efficient, portable cooling.

## Description

Wathai 50mm x 15mm USB Blower Fan 5V 5015 Brushless Cooling Fans with Variable Speed Controller for Laptops, Helmets, and DIY Projects 2 Pack : desertcart.co.uk: Business, Industry & Science

Review: rec'd as described
Review: Perfect

## 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 | 243,287 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 363 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 | 4.3 out of 5 stars 218 Reviews |
| Item Dimensions L x W x H | 5L x 1.5W x 5H centimetres |
| Manufacturer | Wathai |
| Material | Plastic |
| Max Rotational Speed | 3500 RPM |
| Noise Level | 25.7 Decibels |
| Power Connector Type | 4-Pin |
| Power connector type | 4-Pin |
| Product dimensions | 5L x 1.5W x 5H centimetres |
| Voltage | 5 Volts (DC) |

## Product Details

- **Product dimensions:** 5L x 1.5W x 5H centimetres
- **Brand:** Wathai
- **Power connector type:** 4-Pin
- **Voltage:** 5 Volts (DC)
- **Cooling method:** Air
- **Compatible devices:** Amplifier, Desktop, Gaming Console, Projector, Router
- **Noise level:** 25.7 Decibels
- **Material:** Plastic
- **Maximum rotational speed:** 3500 RPM
- **Air flow capacity:** 2.91 Cubic Feet Per Minute

## 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)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ rec'd as described
*by D***J on 6 December 2025*



### ⭐⭐⭐⭐⭐ Perfect
*by K***N on 11 May 2023*



### ⭐⭐⭐⭐⭐ Works great!
*by P***2 on 28 August 2025*



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**Shop now:** [https://www.desertcart.ph/products/601413966-wathai-50mm-x-15mm-usb-blower-fan-5v-5015-brushless](https://www.desertcart.ph/products/601413966-wathai-50mm-x-15mm-usb-blower-fan-5v-5015-brushless)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-03-07*