[Advanced Materials]: The entire shell is 3D printed using an especially strong blend of PETG and carbon fiber for wear resistance and long-term durability. Built-in large fan blades, processed by high-precision CNC, have high durability and high efficiency. [Compact Structure]: The cordless handheld fan is small and delicate, compact and , and easy to carry. The fan has a simple design, reasonable structure, powerful performance, good practicability and a range of application scenarios, and is customized for tight spaces. [High Power Motor]: This product uses a high-speed precision 40mm brushless motor, which has good dust removal effect and the thrust can reach 700-800 grams. [Speed control function]: Infinitely variable speed throttle button (no space adjustment from 1-100%), which can be adjusted according to usage requirements. Use as needed, simple and convenient operation, greatly improving your cleaning efficiency. Ergonomically designed The handle design allows for