LEGO Classic 1x1 Brick Multicolor Changing Integrated LED Silicone Night Light, Green-LP41 - The Home Depot
BrickLink - Part 54930c02 : LEGO Electric, Light Brick 2 x 3 x 1 1/3 with Trans-Clear Top and Yellow LED Light (Glows Orange) [Electric, Light & Sound] - BrickLink Reference Catalog
BrickLink - Part 54930c01 : LEGO Electric, Light Brick 2 x 3 x 1 1/3 with Trans-Red Top and Red LED Light [Electric, Light & Sound] - BrickLink Reference Catalog
LEGO Transparent Red Electric Light Brick 2 x 3 x 1.3 Red (38564 / 54869) | Brick Owl - LEGO Marketplace
1960s LEGO battery box and light brick | Quest for Bricks
Bricks and Lights 11009 | Classic | Buy online at the Official LEGO® Shop US
BrickLink - Part 54930c02 : LEGO Electric, Light Brick 2 x 3 x 1 1/3 with Trans-Clear Top and Yellow LED Light (Glows Orange) [Electric, Light & Sound] - BrickLink Reference Catalog
LEGO Classic 1x1 Brick Multi-Color Changing Integrated LED Silicone Night Light, Yellow-LP42 - The Home Depot