The Brazil eVisa is valid for 2 years and allows the holder to spend up to 90 days a year in the country. If the eVisa applicant has less than 2 years remaining on their passport from the date of the application, the electronic visa expires at the same time as the passport.
The eVisa for Brazil cannot be transferred between passports. If an eVisa expires because the accompanying passport has run out, the visa holder needs to apply for and obtain a new travel authorization to be able to re-enter Brazil.
The Brazil eVisa allows travelers to spend 90 days a year in Brazil over the 2 year period.