1 Material plastic electronic components2 Noise 36 45dB3 Battery capacity 500mAh4 Charging time 1 3 hours5 Wind speed mode four wind speeds6 Weight about 165 g7 Size about 17 5 x 8 x 5 cmFeatures 1 4 speed wind speed a key to easily switch gears one to four gentle to strong summer cooling intimate little helper2 USB charging convenient and quick can be paired with an adapter PC host charging treasure long lasting life small and portable3 Summer cooling hydration nano spray long press 3 seconds to open the spray function short press to close the spray function4 Desktop spray fan rapid cooling ultra quiet so you can enjoy the comfort of a gentle wind in a quiet environment5 Air circulation wind long blowing without headache uniform output strong wind cool and quiet a key to spray simple and lovely shape a different summer experience6 Simulation of natural wind quiet noise reduction light operation quiet as the natural wind large angle wind hydrodynamic design to create a comfortable and close to the natural wind7 Warm tips the first time you use it you need to soak the sponge stick in water for 5 minutes before you can spray normally