{"product_id":"olmaster-cf-1691-usb-laptop-cooling-fan-stand-3-speed","title":"Olmaster CF-1691 USB Laptop Cooling Fan | 3-Speed Stand","description":"\n\u003ch2\u003eKeep Your Devices — and Yourself — Cool with the Olmaster CF-1691 USB Cooling Fan\u003c\/h2\u003e\n\u003cp\u003eSay goodbye to overheating laptops, tablets, and smartphones. The \u003cstrong\u003eOlmaster CF-1691 USB Cooling Fan\u003c\/strong\u003e is a versatile, portable cooling solution that works both as a device cooler and a personal desktop fan. Its unique horizontal axis design lets you direct airflow at your screen, your keyboard, or even yourself — making it one of the most flexible USB fans available.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug \u0026amp; Play — Zero Setup:\u003c\/strong\u003e No drivers, no software, no hassle. Simply connect via USB and your fan starts working instantly. Your laptop can breathe easy right away.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePowerful Cross-Flow Fan:\u003c\/strong\u003e The cross-flow fan design delivers significantly stronger, more even airflow than a standard PC fan — keeping your device running cooler for longer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3-Speed Control with LED Indicator:\u003c\/strong\u003e Choose between Low, Medium, and High fan speeds (2100–2900 RPM) to match your cooling needs. The built-in LED light makes it easy to see which mode you're in.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable Bracket for Any Device:\u003c\/strong\u003e The flexible stand accommodates laptops, tablets, smartphones, and more — in both vertical and horizontal positions. Hot-swap support means you can switch devices without unplugging.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e At just 28.6 × 6.5 × 6.5 cm and 453g, it slips easily into a bag for use at home, the office, or on the go.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuiet Operation:\u003c\/strong\u003e Noise level of just 28–34 dBA keeps your workspace peaceful even on high speed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Powered:\u003c\/strong\u003e Draws power directly from any USB port at 5V — no external adapter needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOlmaster CF-1691\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFan Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2100–2900 RPM (3 modes)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V (USB)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNoise Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e28–34 dBA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e28.6 × 6.5 × 6.5 cm \/ 11.26 × 2.56 × 2.56 in\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e453.2 g \/ 15.98 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLaptops, tablets, smartphones, and personal use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Olmaster CF-1691 USB Cooling Fan\u003c\/li\u003e\n  \u003cli\u003e1 × USB Cable\u003c\/li\u003e\n  \u003cli\u003e1 × User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-2m-3-5mm-aux-audio-cable-mic-volume-control-gold-plated\"\u003e1.2m 3.5mm Aux Audio Cable with Mic \u0026amp; Volume Control\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/sata-power-splitter-cable-1-to-5-18awg-hdd-ssd-extension\"\u003e1 to 5 SATA Power Splitter Cable 18AWG | HDD SSD Extension\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/displayport-to-hdmi-cable-4k-dp-adapter-pc-tv-projector-monitor\"\u003e1.8M DisplayPort to HDMI Cable 4K DP Adapter – PC TV Monitor\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on safe laptop use and preventing heat-related device damage, visit the U.S. Department of Energy — Energy Saver: Electronics.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Laptop_cooler\" target=\"_blank\" rel=\"noopener\"\u003eLaptop cooler\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What devices is the Olmaster CF-1691 USB cooling fan compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The CF-1691 is compatible with virtually all devices including laptops, notebooks, tablets, and smartphones. Its adjustable bracket supports different sizes in both vertical and horizontal orientations. It can also be used as a personal desktop fan directed at the user.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the Olmaster CF-1691 require any drivers or software installation?\u003c\/h4\u003e\n\u003cp\u003eA: No — it is a true plug-and-play USB cooling fan. Simply connect the USB cable to any powered USB port and the fan starts running immediately. No drivers, software, or installation of any kind is required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How loud is the CF-1691 USB laptop cooling fan?\u003c\/h4\u003e\n\u003cp\u003eA: The fan operates at a quiet 28–34 dBA depending on the selected speed, making it suitable for office environments, studying, or late-night work without causing disturbance.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I control the fan speed on the Olmaster CF-1691?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The CF-1691 features three adjustable speed settings — Low, Medium, and High — with an RPM range of 2100 to 2900. An LED indicator light shows which speed mode is currently active.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What devices is the Olmaster CF-1691 USB cooling fan compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The CF-1691 is compatible with virtually all devices including laptops, notebooks, tablets, and smartphones. Its adjustable bracket supports different sizes in both vertical and horizontal orientations. It can also be used as a personal desktop fan directed at the user.\"}}, {\"@type\": \"Question\", \"name\": \"Does the Olmaster CF-1691 require any drivers or software installation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — it is a true plug-and-play USB cooling fan. 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