We understand your concern about the price. The cost is not only for the cap shell itself. This model uses 96 focused laser diodes, and the price also includes product development, quality control, safety testing, packaging, warranty support, shipping handling, and after-sales service. We always try to keep our pricing as fair as possible while still providing a reliable product and customer support. If you are interested, you can also wait for promotions or contact [service@freyara.com](mailto:service@freyara.com) to check if any current discount is available.  

The LLLT laser cap does not have a vibration function, but it provides vibration feedback when changing settings. If convenient, please contact us via email. We can also provide a video to help you troubleshoot the problem. 

Discount codes are used on the checkout page.