- Tail light bulb holder: simple, tool-free installation that does not require special or professional skills; designed to work with brake light wiring harnesses and provide a secure, reliable connection in the tail light circuit. - Turn signal and brake light harness: specifically designed to function as a tail light socket for car turn signals and brake lights; delivers a secure, efficient connection and clean integration with the socket wiring harness. - Wiring harness: easy installation that allows anyone to upgrade their car lighting without difficulty; uses a tail light socket for straightforward replacement and reliable performance. - Pre-wired wiring sockets: compatible with a wide range of car brands and models; offers versatility and compatibility for stop light harness installations. Use scenarios - Replacing aging or faulty tail light sockets on a sedan to restore reliable brake and turn signal operation with a plug-and-play solution. - Upgrading a fleet of vehicles to standardize tail light wiring, reducing maintenance time and ensuring consistent connections across models. - DIY car lighting upgrade for personal vehicle, enabling quick installation of a tail light socket and related harness for improved signaling and braking visibility.