11. Will the W5 have a heating function? JB Hyppolite March 27, 2020 14:39 Updated Nope. The W5's heat pump only works one way – to cool the inside of a room. Related articles 12. How much does it cost to run the W5? 16. What is the lifespan of the W5? 10. Is the W5 lighter than existing window AC units? 13. How many amps and watts does the W5 draw? 14. Will the W5 be available in any other colors? Comments 0 comments Article is closed for comments.