Features: Brushless DC motor , max power 13 W±1W, Safety voltage: 9-15V, Blade: 3 pcs blades, Base: Round, Oscillation: Yes, Air speed set: 3, Material: Enhanced Plastic Polymer, Color: Black with Grey Highlights, Rpm: 1300rpm±50rpm, Lithium battery:11.1V * 4.4Ah, 15 LED lights, USB 5V output , Warranty : 1 year on Fan + Motor & 6 months on Battery