2pcs 40mm USB Cooling Fan 5V 4010 Mini PC Fan with Speed Controller | 2-in-1 speed controller Small Computer USB Fans for Welding Helmet, Aquarium, Terrarium, Camera, VR Receiver DVR PS4 Xbox

SpecPicks Verdict

SpecPicks classifies Wathai 2pcs 40mm USB Cooling Fan 5V 4010 Mini PC Fan with Speed… as a niche pick — read recent reviews before buying in the cpu coolers & fans category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. Wathai's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for cpu coolers & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Key Features

• Small USB fan: This 40mm mini USB computer cooling fan is ideal for DIY cooling in tight spaces, perfect for micro and computer fans, mini and small box fans, USB mini fans, and PS4 cooling
• Tiny fan: Suitable for ventilation of VR glasses, TV box, Raspberry pi, Router, Small PC Case, projector, hard hat and other small electronic equipment ventilation
• Computer fan usb powered: It can run these right off the laptop without an external power source. Usb fan for desk, no funky wiring, just plug it into the PS4 USB port and tuck the wires aside
• 2 In 1 Usb mini fan: Two 40mm fans with adjustable speed control for computers, home entertainment systems and other electronic devices running at ideal temperatures and optimal speeds
• 40 x 40 x 10 mm ( 1.57 x 1.57 x 0.4 in. ) | Rated Voltage : 5V | Airflow: 6.12 ±10%CFM | Noise: 25dBA | Speed: 5500 RPM

Full Specifications

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Wathai 2pcs 40mm USB Cooling Fan 5V 4010 Mini PC Fan with Speed Controller | 2-in-1 speed controller Small Computer USB Fans for Welding Helmet, Aquarium, Terrarium, Camera, VR Receiver DVR PS4 Xbox is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Last updated 2026-07-22. Price and availability subject to change.