Used Air Purifier – Excellent Condition, Fully Working Air purifier in very good condition and fully functional. The unit automatically senses air quality and adjusts its performance to keep the air clean and fresh. Filter life: 12 months total (approximately 6 months remaining) Well maintained and filters replaced on schedule using the built-in filter life indicator Powerful performance – quickly removes odors and improves air quality From a clean, non-smoking household Owned for 2 years and carefully looked after Please note: one side has marker pen marks, which are visible in the photos Works perfectly and ready to use.