This is the EVERTOUGH 67064 6 Piece Noid Lite Set, an electronic fuel injection and signal tester designed for automotive use. The set includes six noid lights that can be used to test various electrical circuits and components in a vehicle's fuel injection system. The brand of the set is EVERTOUGH, and the manufacturer part number is 67064. This tool is perfect for diagnostic purposes and can help identify issues with electrical connections and components. Please see images before purchasing and feel free to contact me with any questions or concerns before purchase. Thank you for looking.