Launch X431 Diagun Yellow & Red Box are a part of Diagun. It is designed and produce by Launch. It is 100% original Diagun box. Some customers Diagun box were broken or too old. So to change a new box is the best selection because it is cheaper.
Launch X431 smart box is x431 old kind of model spare part. It is a communication interface between x431 diagnostic software and vehicles. It is designed and produced by Launch.