📄 Product Description – Xiaomi Smart Air Purifier 4 Compact
A compact smart air purifier designed for desktop or floor use, featuring 360° air intake and real-time air quality monitoring with Auto speed adjustment. It delivers a Particle CADR of 230m³/h with an effective coverage area of 16–27m², and can be considered suitable for rooms up to 48m² based on 2 air changes per hour (2 ACPH). The 3-in-1 filter captures 99.97% of particles as small as 0.3µm. It runs ultra-quiet in Sleep Mode down to 20dB and uses low power with a maximum of 27W (about 0.7kWh per 24 hours). Smart control is available via the Mi Home/Xiaomi Home app with scheduling, child lock, and filter replacement reminders.

⭐ Key Features:
– 🔹 Model – AC-M18-SC
– 🔹 Design – Compact desktop/floor use + 360° air intake
– 🔹 Particle CADR – 230m³/h
– 🔹 Effective coverage – 16–27m²
– 🔹 Room size (up to) – 48m² (based on 2 ACPH)
– 🔹 Filtration – 3-in-1 filter | 99.97% capture for 0.3µm particles
– 🔹 Sensors – PM2.5 IR sensor + real-time air quality monitoring
– 🔹 Modes – Auto | Sleep | Manual + customizable coverage area in Manual
– 🔹 Noise – ≤ 60dB(A) max | 20dB in Sleep Mode
– 🔹 Power – 27W max | about 0.7kWh for 24 hours
– 🔹 Smart control – Mi Home/Xiaomi Home | scheduled on/off | adjustable settings
– 🔹 Voice control – Supports Alexa & Google Assistant (region/device dependent)
– 🔹 Maintenance – Filter replacement reminder + bottom “rotate & pull” replacement
– 🔹 Filter lifespan – 6–12 months (usage/air quality dependent)
– 🔹 Dimensions – Φ220 × 355mm
– 🔹 Net weight – approx. 2.2kg

🎯 Closing Paragraph:
If you want a small but capable smart purifier with strong filtration, quiet night operation, and full app (and voice) control, Xiaomi Smart Air Purifier 4 Compact is a great fit for bedrooms, offices, and medium-size rooms.

⚠️ Important Note:
Coverage and filter lifespan vary depending on room size, pollution level, and daily run time.