Features:
- Add Motors, Lights and Switches
- Light up your 3D circuits with our unique power block.
- Great addition to any STEAM curriculum.
- No Wires! Build circuits directly into your projects.
- Compatible with other toy brick sets
- Enhance and bring lights to your LEGO® sets.
- Contains over 58 parts including 10 LED's
- One (1) 9V Battery Required.