Nuwave's most easy-to-operate air purifier in 2023 - Nuwave OxyPure HEPA Air Purifier 47501 is ideal for anywhere in your home including your bedroom, kitchen or office. Features: Easy to Use: The air purifier takes one single press of the same button to power on and off and select from the 3 fan speeds. It couldn't be easier to operate! XXL Large Size True HEPA & 360 Degrees Air Filtration System: Create a cleaner, healthier home – The OxyPure HEPA is scientifically proven to capture particles as small as 0.3 microns including pollen, dust, and more. Designed for Bedroom, Office, Nurseries & More: Clean the air in a 428 ft² room 2 times per hour or in a 857 ft² room once per hour. 3 Fan Speeds: With the simple press of a button, you can adjust the fan speed to best suit your air purification needs. Ultra Quiet, Energy Saving & Safe: The OxyPure HEPA operates at just 17dB on fan speed 1 so you can enjoy clean air without disturbing your work, study, or sleep. Running on low power also makes the air purifier extremely energy efficient. Filter Replacement Reminder: The fan speed light will turn yellow automatically as a reminder to change your filter soon. The same light will turn red when it’s time to replace the filter. Don’t worry though, the OxyPure’s HEPA/Carbon Filter lasts 3-5 months longer than standard filters.