At a Glance You can hide all your secrets in this incredible electronic secret diary with an exclusive Disney Princess design Features and benefits for Disney Princess Electronic Secret Diary You can hide all your secrets in this incredible electronic secret diary with an exclusive Disney Princess design. With an electronic key fob which at the push off a button opens the diary allowing access to the secrets held within. The key fob contains a special light that shows up and messages that have been written with the included UV pen so only you will be able to open it and read your messages. If anybody should want to break into your Disney Princess secret Diary you can rest assured because it has a built in alarm that will sound if the diary is opened without using the special key fob. Inside the diary there is paper for your diary entries and underneath there is a secret compartment for hiding those important keepsakes. Requires 3 x AA batteries.