FreAire KN-6391RGB HEPA Air Purifier with RGB Lights: 3-level high-efficiency filtration system
But wait, there’s more. This purifier doesn’t just work hard; it plays hard too. With 3 kinds of RGB lights, it sets the mood—whether you’re going for serene or party vibes. And with its dual-channel air inlet and 360-degree air outlet, it’s like giving your room a breath of fresh air, literally. It’s powerful enough to refresh spaces up to 1086 ft² multiple times an hour, or cozy up to 215 ft² with 5 air changes. Your call.
Night owl or light sleeper? The sleep mode whispers at a barely-there 22 db, so it won’t disturb your beauty sleep. And for those who love a little extra, toss your favorite essential oil on the aroma pad. Suddenly, your room doesn’t just feel better—it smells like a dream.
General specs
- Brand: FreAire
- Model: KN-6391RGB
- Seller: Amazon
- product_dimensions: 6.1 x 6.1 x 9.7 inches
- item_weight: 3.04 Pounds
- coverage_area: 1086 ft²
- noise_level: 22 decibels
- filter_lifespan: 3-6 months
If you are interested in more details, you can find full information on the seller's page.
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Comparison with similar products
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| Brand | FreAire | FreAire | FreAire | FreAire | FreAire | VEWIOR |
| Model | KN-6391RGB | KN-6391RGB | KN-6391RGB | KN-6391RGB | KN-6391RGB | ClearAir-A7 |
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| Price | $39.98 | $129.99 | $39.99 | $39.99 | $39.99 | $99.97 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | July 20, 2025 | June 27, 2025 | June 27, 2025 | June 27, 2025 | June 27, 2025 | June 27, 2025 |
| Product Dimensions | 6.1 x 6.1 x 9.7 inches | 6.1 x 6.1 x 9.7 inches | 6.1 x 6.1 x 9.7 inches | 14.4 x 8.9 x 22.4 inches | ||
| Item Weight | 3.04 Pounds | 3.13 Pounds | 3.15 Pounds | 10.7 Pounds | ||
| Filter Lifespan | 3-6 months | 3-6 months | 3-6 months | |||
| Coverage Area | 215 ft² / 20 m² | 215 ft² / 20 m² | 215 ft² / 20㎡ | |||
| Noise Level | 22 decibels | 20 decibels | 20 decibels | |||