The most advanced hair regrowth cap on the market, featuring 312 medical-grade laser diodes and innovative dual-wavelength technology (650 nm + 808 nm), the Spectrum delivers unmatched light penetration reaching both surface and deep scalp tissues for comprehensive follicular stimulation.
Designed for individuals seeking the highest level
4.1
37 ratings
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Great product
This is my first upgrade from the original I bought in 2018. This has more scalp coverage and an easier method of charging with a quick-disconnect of the battery pack from the cap. Definitely happy with the purchase!
J
John · September 22, 2026
Happy with purchase process. Only one month wearing and optimistic.
L
Leo · 3 days ago
So far I really like this product I can see results