In exceptional condition, I’m not sure if it was ever used. Very clean. I just put new batteries in and it powers up fine. The Vintage Casio Digital Diary SF-4300AX is a nostalgic organiser made by Casio in Japan. With 32kb of storage capacity, this digital diary is a rare find for vintage computing enthusiasts. It comes boxed and is a unique piece of technology history that would make a great addition to any collection or display. This vintage item is a reminder of the past and a conversation starter for those interested in retro technology