Fan size: 11.3 x 7.1 x 27.4 cm (4.45 x 2.79 x 10.78 inches). The portable stroller fan is built with professional high-performance brushless motor with faster speed and low noise, suitable for your quiet office or reading, and your baby to sleep comfortably. The head of the stroller fan can be adjusted vertically and horizontally 360 degrees in all directions, to create the perfect cooling breeze; it comes with 3 speeds for different purposes, powerful wind but whisper work. Built-in 2000mAh rechargeable battery, our fan can last 2.5 to 8 hours on a single charge. Simply charge via a USB-C port from computer, laptop, mobile power, USB charger, mobile phone adapter, car charger, etc. The handheld mini fan has an upgraded stand which is made of high quality bendable metal and silicone surface, easy to clean and more durable. You can still bend any angle you want grip, wrap, stand, hang or wind, keeping it flexible and stable. The functional car seat fan is small enough to take with you anywhere, just throw it in your suitcase and go. The flexible legs allow you to secure the fan to your stroller, crib to keep your baby cool. It can also be used as a desk fan or handheld fan on the desk.