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Electric, Light Brick 4.5V 2 x 2 with 3 Plug Holes, Trans-Clear Diffuser Lens
Bricklink ID:08010dc01
Weight:2.800 g

Sets with this part (from Bricklink)
  Part color Yellow

 Set nameRelease yearQuantity
97009700 Technic Control Center19924
98669866 Light and Transparent Bricks19926
50035003 2 Lighting Bricks 4.5 V19872
816816 Lighting Bricks19872
10901090 TECHNIC Control I19862
10921092 Technic Control II19866
970970 Lighting Bricks19782
13441344 6