HVAC LifeSmart Renew Infrared heater, or is it?

Today We'll cover a roll-around PTC ceramic heater masquerading as an Infrared heater! Topics: What are PTC chips? (Positive Temperature Coefficient) Whats wrong with my LifeSmart heater? How do these things really work? Are they all the same?
REMEMBER: This video is intended for technicians and those going to school for hvac, leave testing and repair to the professionals!
SHOW NOTES Info links:
PTC heater info:
http://dbk-usa.com/ptc-heaters/ptc-he...
PTC safety info:
http://www.processtechnology.com/Smar...
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p.s. This link is here because several people have ASKED for it. I have only had one donation so far, so chill :)