Sntieecr3 Pack 42 Pcs Electric Circuit Motor Kit With Organize | Desertcart Taiwan
Sntieecr3 Pack 42 PCS Electric Circuit Motor Kit with Organize Bags, Educational Montessori Learning Electric Circuit Kit Sets for Kids DIY STEM Science Project
产品编号: 540804552
安全交易
经常一起购买
描述
规格
Supported Battery Types
Alkaline
Theme
Physics
Item Dimensions
9 x 5.7 x 1.77 inches
What is the round black piece with connecting wires for?
Building a wifle ball pitching machine. Will they be able to drive wheels to deliver wifle ball at batter? Can speed be adjusted?
Does this come with circuit board?
Two questions: where can i get some fan covers like a real fan? and where do i attach the gears?
