Air Purification Reimagined. Can you see your air? Let TruSens show you. You’ll always know the quality of your air with air with the TruSens Wi-Fi enabled Smart Air Purifier, you’re always in control using Alexa device voice commands and the TruSens Smart App remote functions. Track outdoor air quality changes, get filter change reminders, and reorder supplies. Improve the indoor air your family breathes. TruSens Smart App and Alexa device voice commands are available with the Z-2500 and Z-3500 Smart Air Purifiers.