A notebook, can be reused up to 500 times, environmental friendly and money saving! When your notebook is filled, you can wipe it clean with a moist towel or blow it with a hair dryer to turn all your notes clear. With CamScanner APP, you can scan, store, sync and collaborate on various contents on smart notebook. After your notes stored safely in the cloud, you can clear notes with above methods. It's ideal for using in office, school, traveling, etc. Convenient and environmental friendly.