The work "Low Cost Internet of Things Tank Company" is a teaching subject based on many current tank fighting online games and materialized. Because there is a certain boring component in the teaching of the Internet of Things, the team is determined to make an Internet of Things product that covers comprehensive technology, transparent and creative knowledge points, is refreshing, and meets the interests of modern students, arouses students' interest and attracts students to learn. The birth of this product solves the problem of how to combine software and hardware, how to transmit signals, and how to build servers. Because of its extremely low cost and extremely small size, the product can be mass-produced and can be committed to alleviating the current Internet of Things devices that are too expensive and heavy. It can also greatly arouse students' interest, play in school, play in middle school, and improve classroom efficiency.