2-year warranty from date of purchase.

Smart WiFi Control: Use the VeSync app to control your air purifier to set a schedule, monitor the air quality, set a timer, change the mode, turn off the LED display and so on; Compatible with Alexa, Google Assistant and IFTTT, power your devices without lifting a finger, Levoit air cleaner masterful control over your air quality just by speaking
Schedule and Timer: Create customized schedule on VeSync APP to automatically turn on and off the air purifier no matter on which date, which period or under which mode; The 1-12 hour timer range gives you the flexibility to choose exactly how long you want the purifier to operate at any given time and save energy in the process
Smart Trackable Filter Life: With smart Scientific algorithm, our air purifier can calculate the real filter life according to the filter’s situation, not just simply define the filter’s life with a few months, thus help to save money; Remaining filter life can be checked on VeSync app