This manual introduces the PJ20A multi‑function humidifier, describing its ultrasonic atomization technology, low power consumption, and features such as automatic water‑level protection and optional fragrance addition. It explains the intended indoor humidity range and benefits like static‑electric reduction.
The guide covers step‑by‑step usage, safety precautions, common fault diagnosis, and detailed cleaning and maintenance procedures to keep the device operating reliably. This manual is written in Chinese.
| Droplet size | 1–10 µm |
|---|---|
| Operating temperature range | 5–40 °C |
| Maximum relative humidity | < 80 %RH |
| Water temperature range | 0 ~ ‑40 °C |
Check that the power is connected and turn on the switch.