About this item Ultra-quiet UL-certified USB fans designed to cool various electronics and components. Features a multi-speed controller to set the fan’s speed to optimal noise and airflow levels. Dual-ball bearings have a lifespan of 67,000 hours and allows the fans to be laid flat or stand upright. USB plug can power the fan through USB ports found behind popular AV electronics and game consoles. Dimensions: 4.7 x 4.7 x 1 in. per fan | Total Airflow: 104 CFM | Total Noise: 19 dBA…

Whether you're cooling yourself, a computer or just about anything else, a battery powered fan provides a convenient solution. The basic components of an electric fan and method of assembly, are consistent whether you're building a tiny personal fan to run off an AA battery or a giant industrial fan powered by a series of car batteries. For this fan, we'll use a nine volt battery and a cooling fan from an electronic device. You can use any fan and battery, as long as the input voltage and…

CoolChip Technologies developed an all-aluminum heatsink-and-fan-in-one design technology it calls "kinetic cooling.”

About this item 80 PLUS Bronze certified: High efficiency operation for less excess heat and lower operating costs Thermally controlled Fan: Silent operation at low and medium loads; MTBF hours: 100,000 hours Semi modular: Make your builds and upgrades easy, with clean, great looking results 5 year warranty: Your guarantee of reliable operation that will last across several system builds Continuous output rated temperature is 40 degree Celsius. Fan size-4.7 inch › See more product details

About this item 【20H Max Cooling Time】Compared to other handheld fans in the market, this model is equipped with a larger battery capacity of 4000mAh(twice larger than others), which supports 5-20h working time with one full charge. Battery life depends on different speeds: Speed 1 (20 hours); Speed 2(15 hours); Speed 3(5 hours). 【Handheld/Desktop Fan】This mini portable fan can be used as a handheld fan when outdoor and used as a mini desktop fan on a flat table when in the office. There is…

Industrial Design, 3D Modeling, Product Design

Noctua Industrial NF-F12 120mm x 25mm Fan - 2000RPM (NF-F12 iPPC-2000 IP52)