... and maintenance. Elegant design without any screws. 3,PTC heating element is with safe non-conductive surface, overheatprotection,high efficiency ... span. 6, ,Air speed is with High,Mid, Low three switch of speeds, you can choose right switch at your will. ... . 8,Controlled either by remote control or touch button by hand.We sincerely express our wish of becoming one of your suppliers and supply ...