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Olmaster CF-1691 USB Laptop Cooling Fan Stand | 3-Speed CE Certified
Olmaster CF-1691 USB Laptop Cooling Fan Stand | 3-Speed CE Certified
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Stay Cool, Stay Productive — Olmaster CF-1691 USB Cooling Fan
The Olmaster CF-1691 USB Cooling Fan is the ultimate portable cooling solution for laptops, tablets, and smartphones. Featuring a powerful cross-flow fan design, adjustable 3-speed settings, and a versatile bracket that works both vertically and horizontally, this sleek black cooler keeps your devices — and you — running at peak performance. No drivers, no fuss: just plug it in and enjoy instant relief from device overheating.
Key Features
- Plug & Play: No drivers or software installation required — simply connect via USB and get instant cooling.
- Cross-Flow Fan Technology: Delivers significantly stronger airflow than a standard PC fan, ensuring effective heat dissipation at 2100–2900 RPM.
- 3-Speed Fan Control with LED Indicator: Choose from Low, Medium, or High fan speeds to match your cooling needs. LED light makes it easy to monitor your current setting.
- Adjustable Bracket Design: Supports devices of all sizes. Use it vertically or horizontally — for your notebook, tablet, smartphone, or even as a personal desk fan.
- Compact & Portable: At just 453g and 28.6cm long, it slips easily into a bag for on-the-go cooling wherever you work or study.
- Hot-Swappable USB Power: Powered directly from your device's USB port — no extra power adapter needed. Supports hot swapping for ultimate convenience.
- Quiet Operation: Low noise level of only 28–34 dBA keeps your workspace peaceful even at higher speeds.
- CE Certified: Meets European safety and electromagnetic compatibility standards for peace of mind.
Specifications
| Model | Olmaster CF-1691 |
| Material | Plastic |
| Fan Speed | 2100–2900 RPM (3 modes) |
| Rated Voltage | 5V (USB powered) |
| Noise Level | 28–34 dBA |
| Fan Size | 11-inch |
| Color | Black |
| Dimensions | 28.6 × 6.5 × 6.5 cm (11.26 × 2.56 × 2.56 in) |
| Weight | 453.2g (15.98 oz) |
| Certification | CE |
| Country of Origin | Made in Mainland China |
What's in the Box
- 1 × Olmaster CF-1691 USB Cooling Fan
- 1 × USB Cable
- 1 × User Manual
Compatible With
Laptops, notebooks, tablets, smartphones, and more — the adjustable bracket accommodates virtually all device sizes and configurations.
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For more information on safe electronics use and heat management, visit the U.S. Department of Energy – Home Cooling Systems resource page.
Frequently Asked Questions
Q: What devices is the Olmaster CF-1691 USB cooling fan compatible with?
A: The Olmaster CF-1691 is compatible with virtually any device — laptops, notebooks, tablets, and smartphones. Its adjustable bracket accommodates different sizes and can be positioned vertically or horizontally, making it a truly universal USB cooling fan.
Q: Does the Olmaster CF-1691 cooling fan require any software or driver installation?
A: No! The CF-1691 is a true plug-and-play USB cooling fan. Simply connect it to any USB port and it starts working immediately — no drivers, no software, no setup required.
Q: How loud is the Olmaster CF-1691 laptop cooling fan?
A: The CF-1691 operates at a very quiet 28–34 dBA noise level, even at its highest speed setting. This makes it suitable for use in offices, libraries, classrooms, or any environment where noise is a concern.
Q: Can I use the Olmaster CF-1691 as a personal desk fan as well as a device cooler?
A: Yes! Thanks to its horizontal axis and adjustable bracket design, the CF-1691 can be directed at the user as well as at your device. It functions as a personal mini desk fan in addition to cooling your laptop or phone.
