Digital Pen with coded 80 sheets notebook in recycled PU material cover. Rechargeable Smart Pen that distinguishes which page you are writing. Transfers data from notebook to mobile in real time. Has writing color and size options with smart synch function. Writing Duration: 8.2 hours, Standby Time: 180 days. Product Size: 15.5×22.1×1.8cm. Packaging: Paper Box