Xiaomi Smart Air Purifier 4 Filter

• Category： Xiaomi
• All-in-one powerful filter Layers of purification for clean air output
• Xiaomi's High Efficiency Filter 99.97% filtration of 0.3μm particles
• High-quality impregnated activated carbon Powerful odour adsorption
• The difference between Xiaomi's High-Efficiency Filter and a conventional HEPA Filter
• Product description：
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