USB Charging Fan Full Screen Feel Smart Mini Portable Air Conditioning Fan Home Feature: Personal space coolers allow you to have your own personal comfort zone. Fresh, moist and purified for better air. Refrigeration, energy saving, environmental protection, air purification, portability Suitable for any space, keep quiet and enjoy the breeze anytime, anywhere Three-speed wind speed, cooling, purification, humidification Add water at the entrance, simple and convenient, top cover design Add water before the water curtain, fast add (add ice water) Quiet air supply, low noise, strong wind Multifunctional machine: fan, purification, humidification Multiple power modes: power bank, mobile phone charger, desktop computer, etc. hot summer, lazy life No radiation: pregnant women, children can use Constantly surpassing innovation, a new definition of comfortable air volume is on the table Product parameters: Input current: 1A Input voltage: 5V Battery capacity: 1200mAh 3.7V Instructions for use: Turn on the power switch on the left first, tap to switch the windshield, and press and hold for 3 seconds to turn on/off the ice fog. Product includes: 1 cooling fan