Portable Stroller Fan with Digital Display and 4000 mAh Rechargeable Battery Keep children comfortable on the move with a compact clip-on fan that delivers precise cooling, long runtime, and quiet operation. The clear digital display and easy controls make it simple to set the right airflow for strollers, car seats, cribs, desks, and more. Key benefits - Precise control and clear status: Bright digital display shows current wind speed and remaining battery time for accurate adjustments at a glance. - Long runtime and fast recharge: Built-in 4000 mAh battery provides 4 to 20 hours of continuous operation depending on the selected speed, and the 2A Type-C fast charge fully recharges the fan in about 3 hours. - Powerful yet quiet airflow: Four adjustable speed levels deliver strong cooling while operating at under 30 dB to avoid disturbing sleep, work, or study. - Flexible mounting and targeting: 360 degree horizontal and vertical adjustment lets you direct airflow exactly where needed; the removable clamp clips securely to strollers, car seats, cribs, treadmill handles, and desks. - Easy maintenance and family friendly: Removable front cover allows quick cleaning of the blades to maintain a hygienic airflow. Constructed from durable ABS material suitable for everyday family use. - Compact and portable: Lightweight design and detachable clip make the fan simple to carry in a bag or suitcase for travel and outdoor activities. Features and performance - Display: Clear digital screen for wind speed and remaining battery time. - Speeds: Four adjustable fan speeds for customized comfort. - Noise level: Under 30 dB for quiet operation. - Battery: 4000 mAh rechargeable battery with 4 to 20 hours runtime depending on speed. - Charging: 2A Type-C fast charge, approximately 3 hours to full charge. - Adjustment: 360 degree horizontal and vertical rotation for precise airflow direction. - Mounting: Removable clamp for secure attachment to a variety of surfaces. - Cleaning: Detachable front cover for easy blade cleaning. - Material: ABS plastic. - Available colors: Blue, White, Pink, Green. Practical use scenarios - Stroller walks: Clip the fan to a stroller frame to provide steady cooling during warm-weather outings and keep airflow focused on your child without disturbing nearby passengers. - Travel and car use: Attach the fan to a car seat or headrest for additional airflow on long drives or during vehicle stops. - Home, office, and outdoor activities: Use the fan clipped to a crib rail, desk, treadmill handle, or camping chair to maintain comfortable airflow while working, exercising, or relaxing outdoors. Package contents and notes - Package includes: 1 x stroller fan. - Only the items listed above are included; other accessories are not included. - Color on the screen may differ slightly from the actual product due to lighting and display differences. - Allowable measurement error is plus or minus 1 to 3 cm. This portable clip-on fan combines a clear digital display, long-lasting 4000 mAh battery, quiet four-speed airflow, 360 degree adjustability, and easy cleaning in a compact, travel-ready design.