... PTC ceramic heating 2.temperature-controlled 3.oscillation,air purifying Sheer Aire Tower Ceramic Heater 8052,heater,PTC ceramic heating ... conversion rate, no fire(Non-luminous, just heating), advanced in the light fluctuation of Power supply voltage, energy-saving and ... share the warm with your familyAir purifying: Filter located in the air-in place can filter particles of suspended particles to make ...