USB Rechargeable: Powered by upgraded 2500mAh rechargeable battery, which can provide longer working time than others. Personal usb fan not only operated by batteries and aslo recharged by adapter, power bank, PC via USB cable (coming with USB cable). USB rechargeable small fan takes 2 hours to charge full for up to 12 hours working timePortable & Lightweight: Portable fan is small and lightweight, fits your handbag, Great for travelling, baby stroller, umbrella, desk. go outside, outdoor sport, waiting in line, NBA / world cup / football gamePowerful Wind & Low Noise: Stroller fan is built in upgraded brushless motor, which is powerful enough that support mini hand fan running at faster speed to make strong wind but low noise, wind distance up to 3m, cool you down in hot summer. Brushless motor makes handheld fan durable, Efficient power and conversion circuitry can minimize the loss to save energy and protect environmentNew LED Light: Adding 12pcs LED lights in mini fan It will work up to 146hours after full charging. This camping light & fan can provide you light and cooling at hot night while you are going camping, hiking, music festival and other outdoor sports. Handheld fan has 3 speed adjustable wind and light level. Adjust appropriate fan speed or light by pressing the fan button and LED button repeatedly360 Adjustable: With innovation design, it can be adjusted 360 to many kinds of portable fan. As a Handheld fan: you can hold it by hands on the go. As a umbrella fan: hanging it under your tent or umbrella. As a Desk fan: put it on your table, As a Stroller Fan: provide cooling summer for your baby, As a light and Fan: Light up your tent or road. Always cool you down in summer