The KC-F278 is a high-speed handheld fan designed for commuting, travel, outdoor activities and everyday personal cooling. Its motor reaches approximately 16,000 RPM at the maximum setting, while the roller control provides 100 selectable airflow levels for precise adjustment. A built-in digital display shows the remaining battery power, helping users manage charging during extended use. Powered by a 3000mAh rechargeable battery, the KC-F278 provides up to approximately 7.2 hours of operation at the 20% setting. Its distinctive R-shaped curve, compact body and 154 g weight make it suitable for retailers, online sellers, promotional programs and private-label portable fan collections.