ACEFAST Powerful Handheld Fan with Digital Display YF4

77,000 RPM Turbo Motor: Uses a 13-blade turbine system to deliver highly pressurized, violent airflow speeds ranging from 3.9 m/s up to 17.5 m/s.

199-Level Stepless Control: Features an extensive 1 to 199 adjustable wind speed scale, allowing you to precisely transition from a quiet, gentle breeze to a heavy industrial blast.

Dual-Scenario Utility: At lower levels, it serves as a high-powered personal cooling fan. At maximum power, it outputs up to 46W of performance to double as a cordless air duster for keyboards, PC hardware, and car interiors. 

LED Status Display: Built with a dedicated, real-time digital display.

Live Metrics: Shows exact battery life percentage, current airflow speed level (1–199), and proactive recharge alerts so you are never caught off guard.

High-Voltage Battery: Packed with a 4,000mAh (7.4V) lithium-ion battery system designed to sustain immense power output.

Runtime Scale: Delivers up to 10 hours of continuous runtime on level 1, or roughly 38 minutes of non-stop operation at absolute maximum speed.

USB-C Input: Refills via standard 5V/2A Type-C fast charging in approximately 3.5 hours.

Multi-Nozzle Accessory Kit: Comes packaged with 3 distinct attachment nozzles to concentrate or diffuse the air jet depending on your specific dust-removal task.

Physical Profile: Weighs 264 grams and measures 147 × 80 × 39mm, protected by a fire-resistant ABS and PC housing holding full CE, FCC, and RoHS safety certifications.