This is a great product, easy to use and very effective

Good company! very patient with all my enquiries and friendly.

Item was shipped promptly once it was in stock.

All good

All services were great asks it is a valuable self help tool

Shipping was quick. Setup easy.

Great customer service, great products, prompt delivery!!!

No problems with shipping. Did not contact company for any reason.

I love your customer service and quick service.

An excellent merchant, simple ordering, quick delivery. The items have worked from the start, so I had no need to seek support.

Shipping and returns were made easy.

I'm glad they jumped on the science and started producing these proiducts. After the MIT study came out, I was like, "Why isn't anyone selling 40 hz lights?" And then ... they were.

speedy delivery

Fast shipping and sincere follow up emails.

I use it for myself, I’m 66yrs 🧠 maintenance

Service and shipping were very good.

Prompt delivery

I like the light, it works, looks nice, is easy to use and was delivered in the time stated.

Clear, easy way to purchase items. Relatively quick delivery to Europe. Good communication.

After using the light for only 10 days for 2x 20 minutes each day it is too soon to notice any neurological changes.