Sonic Screwdriver with UV Message Pad (2005)

The original New Who Sonic Screwdriver toy! Featuring the Ninth Doctor on the packaging, the sonic includes 2 nibs - ink and UV ink as well as a UV LED and message pad to write your invisible messages on.
 
As ever this item is over 20 years old now, there's no guarantee that the electronics nor ink will be useable, but the item is still sealed in its original packaging.