I've used two of the earlier FV-50Hs for many years so haven't tried that one specifically but Boss stuff generally lasts the test of time. I wouldn't worry too much. The aggregated reviews on the net are mostly good:
https://www.google.com/search?q=boss+volume+pedal+fv-30h+review&client=firefox-b-d&ei=3fwWY5b_LoWIz7sPjv2PwAU&oq=boss+volume+pedal+fv-30h+re&gs_lcp=Cgdnd3Mtd2l6EAEYADIFCCEQoAE6CggAEEcQ1gQQsAM6BggAEB4QFjoFCAAQhgNKBAhBGABKBAhGGABQ4wVY6h5g4jJoAXABeACAAYADiAH0DZIBAzMtNZgBAKABAcgBCMABAQ&sclient=gws-wiz