Features:1. ABS Shell Light Weight2. Mini size for easy carry3. Dimension (LxWxL): 95 mm x 42mm x 173mm4. Bladeless design safe for kids5. Wind Cooling or Water Cooling Function6. No noise、 quite enjoy your work or journey7. USB/Battery powered(battery not included)、 ideal for working and traveling8. Color: Blue、Green、 Purple、 PinkUsage:Remove the sponge、make the sponge cold(put the sponge into cold water、 icewater、 freezer).Reassembly the sponge into the fan、 and turn it onTips:Wet the sponge but no dropping、put it back to the case、 cooling wind will be generated.Package include:1x Mini Bladeless Fan(Batteries are not included)1x USB charging cable1x English User Manual