DIY wireless transmitter, children's technology telegraph machine, backbone education mode in scientific experimental equipment

Recommend Age : 14+y Origin : Mainland China

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

color:As shown Material:pcb

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

Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.