High-End Black Version Ion Negative Cooling Desktop Fan Ultra-Quiet Portable Small USB Silent Fan for Dorm Office Home Outdoor Camping Purification Fan

Free replacement and return

Intelligent digital technology for comfortable new lifestyle

100-level powerful cold wind with negative ion cold wind cannon

Negative ion antibacterial and deodorizing function

Whole-house circulating ventilation for clean cold air

Suitable for indoor stuffy air, office heat, and allergy relief

Intelligent temperature control with ice core cooling

100-level variable frequency engine for strong cold wind

Scientific-grade negative ion air purification reducing PM2.5 by over 98%

Negative ion concentration mimics natural environments (1000-2000 ions/cm³ in forests)

100% sedimentation removal of fine particulate dust as small as 0.01μm

12-meter strong wind range with 270° wide-angle air delivery

Air volume ~30m³ per minute, refreshing room air in 1 minute

Dual-layer turbine air cannon duct with airplane turbine blades for enhanced airflow

3D air cannon duct design for nursery, allergy sufferers, and closed office spaces

Fourth-generation air gathering technology with dual turbines for strong cooling without headache

Suspended noise reduction design with library-level quietness (down to 20dB)

Suitable for office, library, meeting room, dormitory use

Wireless and wired dual power supply with 24-hour continuous cooling

20-hour wireless battery life for bedroom, kitchen, camping, outdoor use

Intelligent battery protection with new energy cells, no capacity decay

Apple Mac-style touch control bar with 100-level wind speed adjustment

Wall-mountable without drilling, supports up to 5kg, suitable for kitchen, study, bathroom

90° manual adjustable air outlet angle

Seamless design with no sharp edges, double protective grille for child safety

Negative ion cold wind cannon technology by Niceforu

90° adjustable airflow angle

Child-safe double protective grille

Durable and safe construction with anti-collision design