This document introduces the functions and features of Philips air purifier AC4084/AC4085, including automatic mode, sleep mode, purification speed, purification area, CADR value, filter replacement reminder, HEPA filter, two-in-one filter, particle sensor, VOC sensor
This manual explains how to register your Philips AC4084 or AC4085 air purifier at www.philips.com/welcome and obtain support. It also includes warranty information and a list of replacement parts such as HEPA filters.
Additional sections cover safety notices, service instructions, and contact details for Philips customer service. The document is 37 pages long and contains both Chinese text and English headings. This manual is written in Chinese.