Flair Pucks use advanced E-Ink technology for their displays - similar to devices such as the Amazon Kindle. One of the features of an E-Ink display is that it will keep the last thing displayed even without power.
Flair Pucks use advanced E-Ink technology for their displays - similar to devices such as the Amazon Kindle. One of the features of an E-Ink display is that it will keep the last thing displayed even without power.