The fan-preferred all-copper DC motor, effectively reduces carbon brush friction noise, high speed and low power consumption, and smooth and quiet operation. Preferred high-performance lithium battery, dual-energy drive, smaller volume to store more power. Can be installed lanyard, enjoy the cool at the same time does not have to hold the fan all the time, reduced burden structure design, easy to wear all day. Made from abs material, measuring 6.9*4*1.5 inches, this custom mini carry-on portable fan. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Tailored branding: Supports logo imprint and design personalization. Product Highlights: Portable, durable, practical for daily use.