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The LedSet is detachable from the device, allowing users to share Valkee 2 more easily while keeping their personal e… | Earbuds, Light therapy, Electronic products
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The Valkee conundrum: I've been shining bright light on my brain for weeks now, and I don't know why - Tech.eu
How to use the Valkee2 Light Therapy Device from Finland?
Shine light into your ears if you're feeling S.A.D. | ZDNet