The Optosensor (9865-1) is a LEGO Educational and Dacta set .
This LEGO set has 2 pieces and .
This set contains 0 minifigures.
Name: Optosensor
Theme: Educational and Dacta
Set number: 9865-1
Status: Unknown
Pieces: 2
Minifigures: 0
Released: -
Retired: -
Confidence: Low
Current value: -
Increase from RRP: -
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The Optosensor has 2 pieces and is ranked 17301 on the list of biggest LEGO sets ever made.
The most common colour in this set is Black
The most common part in this set is Technic, Disk 3 x 3 with 4 Black Sections on One Side and 8 on Reverse Pattern