3-in-1 portable fan with belt clip, 20000 mAh battery, 15 to 120 hours of battery life, stepless speed control

🌬️ General Description: 3-in-1 portable fan with belt clip — ideal for outdoor work, hiking, camping, or hot days on the farm. Built-in 20,000 mAh battery, up to 120 hours of runtime, and continuously variable speed control. Optimal, discreet, and quiet cooling, even under a shirt. 📊 Technical Specifications: Battery: Built-in rechargeable lithium-ion (20,000 mAh) Runtime: 15 to 120 hours depending on speed USB Output: 5V/1A (emergency power bank function) Motor: 3-phase brushless + 32-bit industrial MCU Blades: Ultra-quiet, aircraft-grade turbine Design: Dual airflow (warm air in / cool air out) Contents: 1 fan, 1 belt clip, 1 USB cable, 1 instruction manual 🔧 Setup: Ready to use in 10 seconds. Sturdy stainless steel clip fits any belt, pants, or bag. No tools or assembly required—just attach it, turn it on, and enjoy. 🎯 Use it as a belt clip, in your hand, or around your neck. Side suction prevents clothing from snagging. Perfect for outdoor professionals, outdoor enthusiasts, or discerning travelers. Guaranteed cool comfort, without compromise. ℹ️ Other information: PSE certified. Ergonomic and lightweight design. Smooth, stepless adjustment for perfect coolness control. Also makes a great gift for a birthday or holiday.