價格：免費
檔案大小：7.1 MB
版本需求：需要 iOS 9.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
This App contains all Traffic signal. This application is the best way to improve your knowledge of Traffic signal . This app is perfect for lower, intermediate and upper levels.
支援平台：iPhone, iPad