【Easy-To-Use Smart Control】With the free and newest upgraded Homvana App, you can easily monitor and manage your smart H211S anytime and anywhere. About to go home? Just set it on your way, and step into your house with clean & healthy air swooping on you.

【Powerful for Rooms up to 1250ft²】With a peak-performing CADR of 142 CFM, Homvana H211S clears air in 270 ft² in 12mins, and 1250ft² in an hour. For your larger room, such as a living room, open kitchen, loft apartment, or basement, one choice to solve them all!

【See the Invisible Air Quality】With the help of the advanced infrared sensor, you can see the real-time air quality and how the air gets better via the distinct indicators or the Homvana App. No more wondering or guessing; you are the master of your air.

【22dB Undisturbed Sleep】Thanks to the exclusive SilentAir tech, you can enjoy undisturbed sleep with Homvana's sleep mode as quiet as 22dB, even softer than a whisper. Also, you can turn off all lights with the Display Off button. You deserve this pure air and silent night.

【Hands-Free Voice Control】 "Alexa, set mode to AUTO MODE on the air purifier." Homvana App has been compatible with Amazon Alexa and other voice assistants to control your smart device. When you are playing with pets, caring for babies, working, or so on, ask it!