Efficient cooling performance This handheld fan integrates a gradient semiconductor cooling module and a rapid cooling system to deliver 360degree refreshing airflow that lowers surrounding warmth for continuous relief. The design focuses on user comfort and effective heat dissipation. Smart wind control Userfriendly smart panel for instant power on/off and easy windspeed adjustments. Preset modes: night wind, natural wind, cool wind, strong wind, and super strong wind to meet different tasks and comfort levels without trial and error. Allday cooling power Longlasting battery provides up to 10 hours of portable cooling on a single charge, supporting extended use during hot days without frequent recharging. Foldable and adaptable Lightweight and foldable design for compact storage and easy transport. Integrates urgent lighting for additional visibility or use in lowlight situations. Suitable for both desk use and travel, enhancing comfort and portability. Use scenarios At a desk or workspace: keep yourself cool during long work sessions with quiet operation and adjustable wind modes. On the go: fits in a bag for commuting, travel, or outdoor events, providing reliable cooling without being bulky. In lowlight or emergency situations: builtin urgent lighting adds practical utility when lighting is needed. Key attributes Function: cooling and airflow management with semiconductor cooling module Wind modes: night wind, natural wind, cool wind, strong wind, super strong wind Battery life: up to 10 hours Design: handheld, lightweight, foldable Lighting: integrated urgent lighting for additional visibility Comfort and portability: 360degree airflow, compact footprint, suitable for desk or travel use