1. Electric heater.
2. PTC ceramic fan heater.
1. Adopting PTC (positive temperature coefficient) and fan motor, superior heating efficiency. 2. Safety switch device. 3. Temperature controller pro tection device. 4. Fan exit can be adjusted as up-down direction. 5. 2 hours timer device. 6. Filter net device. 7. Two heating capacity can be chosen: 600w/1200w/1500w. 8. No consuming Oxygen, comfortable feeling.