1. International Standard Circuit System 2. Made from wooden 1. International Standard Circuit System2. Made from wooden3. Good elecric breadboard4. Thunder proof/Burglar proof5. Volume adjustment6. CE, FCC and ISO9001 approved7. OEM/ODM are welcomed8. Material>>Inward Oak9. Amazing as gifts, home ornaments, business presents, hotel accessories, etc10. Color box package inside and carton package ...