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HEPA - Wikiwand

This 3-in-1 Mini Air Purifier is designed to purify the air in your personal space, making it perfect for use at your office desk, bedside table, or even in your child's nursery. It uses a multi-layered HEPA filter to capture up to 99.97% of particles and a negative ion generator to eliminate odors. Despite its compact size, this 3-in-1 air purifier is powerful and versatile, with both a USB and AC adapter.

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