So you wish your smartphone had a second screen on its back? You may want to give popSLATE 2 a look. This is a beautiful battery case with an e-paper display that lets you view your calendar, read books, and access other content on the back of your iPhone. The case adds only 0.16″ thickness to your phone, which is not bad at all.
popSLATE 2 comes with an always on, low power E-ink display. The battery gives you up to 9 hours of talk time. Whether you want to keep up with the time, news, or other info, popSLATE 2 has you covered. You will need only one Lightning cable to charge the case and your phone. This product will ship in July for $69.