How long does it take to fully charge FARO's battery? September 09, 2021 20:01 Updated FARO's battery can be fully charged in 3 hours - approximately. Related articles What is the lifespan on the battery? How can I activate the brake light? Is the battery replaceable? What is the capacity of FARO's battery? Why do my Hidden Lights turn off without my intervention? Comments 0 comments Please sign in to leave a comment.