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The Noahstrong 550ml is a corded cool-mist essential oil diffuser with a 500ml water tank, seven-color LED light, two mist levels and a remote control. It runs at under 25 dB and offers 1, 3 and 6-hour timers, with a gray wood-grain body that suits contemporary rooms. At $19.69 at Walmart as of November 7, 2026, it sits at the low end of its recent range, with two stores listing it new.
In stockSold by Noahstrong Shop
Availability unknownSold by bonuss-3 (99.5% positive, 4,600 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.
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Lowest price we've seen: $19.69 on Nov 7 at Walmart. Tracked across 1 store since Nov 7.
With 4.1 out of 5 from 92 ratings, most owners are satisfied with the output, quietness and price. Complaints center on the remote and the plastic finish.
Our aromatherapy diffuser features a seven-color adjustable LED ambient light, allowing you to customize the brightness and color. It offers two mist levels: a low mist of 30ml/h for gentle, diffused aroma, and a high mist of 60ml/h for rapid diffusion. The noise level is below 25 decibels, ensuring quiet operation and undisturbed sleep. This large-capacity diffuser has a 500ml water tank, providing approximately 20 hours of continuous use, suitable for large spaces. The gray wood grain design is modern and elegant, complementing any home décor. One-button remote control, stable non-slip base, and BPA-free material provide you with a more reassuring user experience. Product Specifications: Material: BPA Free Weight: 1.37 lbs Noise Level: 25dB Timer: 1/3/6H Power: 12 V Dimensions: 7.87 x 7.4 x 6.77 inches Package List: 1 x Aroma Diffuser 1 x Remote Control 1 x Instruction Manual 1 x Charging Cable 1 x Capacity Cup