Bricksmyheart launches LED lighting Kit, USB powered. The package does not include building Model Booklet instruction is included in the package Creating a stunning look for your Lego Collections. Battery Boxes/USB power connectors are sold seperately Product Description Item: LEGO compatible LED lighting kit Material: Plastic Plastic Type: ABS Plastic Block Shape : Self-Locking Bricks Package: fitted in orginal plastic box Instruction: Booklet sized instruction is included