NOTE: These sonics are over 10 years old and as such may require new batteries or some TLC to the electronic connections in order to be fully functional. The ink nibs may no longer be working, so please consider this before purchase. 
 
The 10th Doctor's iconic Sonic Screwdriver with light and sound FX. The LED in this version is an ultraviolet LED allowing you to write in reactive ink and illuminate it with the sonic.