Upgraded 2022 Model Air Cooler FanWe can use this multi-function air cooler as portable air conditioner cooler/desktop fan/mist humidifier/night lights 7 colors, 4 in 1 multi-function design, exclusively for cooling your summer. Built-in 4000mAh battery and 2/4 hour timerThis large capacity battery lasts for 2 hours and can be charged by any Tpye-C USB charger or power bank (can operate while charging). 2-time model (2H/4H) to maintain health during sleep. 7 color changing lights can be used as a night light to add romantic feelings (can be turned off by hand). Portable Heater Fan Design- 1.05kg personal use mini fan / 9.8 inches tall with handle. It is perfect for patio, camping, bedroom, home, office, dorm room office and other indoor and outdoor uses. Comes with 1m Typec-C cable, charging compatible and works with any 5V/2A adapter (radiator fan comes without adapter), 4 hours full charge time. Energy-saving fan for humidified and cooling air- Only put water and ice in the water tank, do not exceed the maximum water level, then turn it on. We can enjoy cooling and humidification at the same time, and the removal of small particles and humidification of the air provide a healthier life in a comfortable humid environment. It can still be used as a normal desk fan without water. 3 wind speeds silent mode with 2 cooling holes 3 speed settings and 2 cooling holes, you can choose the mode the most comfortable. more comfortable to reduce the noise level to 38dB (sleep mode), so that your work and sleep are not disturbed. Wind speed up to 4.0m/s, keep you cool all your summer. Also control with remote. This radiator fan comes with a remote control. With this controller, we can control this cooling fan anywhere, such as in bed, at work or while reading. No need to move to turn it on / off / adjust it by remote control. Control distance: 1.5 - 2 meters.