Weighing only 0.23 lbs and measuring 1.13 x 3.54 x 7.28 inches, this ultra-compact ColdSky portable fan delivers lightweight, hassle-free cooling for indoor and outdoor use. Adopting a premium silent brushless motor and upgraded 7-blade structure, it produces strong, instant cooling airflow with 5 customizable wind speeds, easily lowering temperature in seconds without disrupting work, sleep or relaxation. Optimized with quiet motor technology, it operates 30% quieter than similar fans on the market, ensuring peaceful use in any scenario. Built with a 4000mAh high-efficiency battery, this rechargeable fan supports ultra-long endurance, offering 7 to 20 hours of continuous runtime on a single charge to meet all-day cooling needs. Equipped with a smart digital display screen, it clearly shows real-time remaining battery and current wind speed, allowing precise adjustment and effective avoidance of sudden power outage. Featuring a practical 3-in-1 foldable design, it supports handheld, neck-worn and desktop placement, paired with 90° vertical angle adjustment to deliver targeted airflow from multiple directions. Portable, space-saving and ultra-quiet, it is an ideal cooling companion for makeup, lash work, camping, travel, office and daily indoor use.
Powerful 5-Speed Cooling: Premium silent brushless motor with 7 blades delivers instant cooling, 30% quieter than ordinary fans for undisturbed use
20H Ultra-Long Battery Life: Built-in 4000mAh high-efficiency battery supports 7–20 hours continuous operation for all-day outdoor and daily use
3-in-1 Smart Foldable Fan: 90° adjustable angle, handheld/neck/desk multi-use modes with digital display for real-time speed and battery monitoring