What is the function of this device? What kit? Black remote with 5 buttons and 3 AAA batteries? Some kind of IR device #s on cover 41305 #s on outside case 4252


LEDs appear to be IR transmitter and receiver. Red and white
LEDs also seen.
It's a Spybotics remote from 2002.

 

It came in 4 sets, and works with the receiver in those sets. I found this page which talks a bit about them.