project: a telegraph machine. Can you send your parents an " you" message in Morse code?
All-Inclusive: kits come with all the necessary materials, tools for a successful project.
Learning Through Play: We to , easy and enjoyable for families to spend time building, exploring and creating .
Great Gifts: Spend quality educational time !

color:As shown
Material:pcb

Package Contents:
1 set kits(Not included 4 AA batteries batteries)