In case something is missing, please contact us at contact@circuitmess.com. Send us a photo of everything that came in the box, and we'll get back to you as soon as possible to resolve the issue.  

Here's the list of components:

1. Stickers
2. 3x AA batteries
3. Battery holder
4. Acrylic casing
5. Pushbuttons
6. 8x standoffs
7. 4x black bolts
8. PCB
9. Speaker
10. 2x metal screws