... .oscillation,air purifying Sheer Aire Tower Ceramic Heater 8052,heater,PTC ceramic heating SPECIFICATIONS:Item No.:8052N.W: ... design, make you more convenientPTC ceramic heating: PTC is a abbreviation of one kind ceramic heating ... limiter, when tuyere is blocked by the fans, heater will auto shut-off. Some with dumping switch. ... at present. Sheer Aire Tower Ceramic Heater 8052,heater,PTC ceramic heating