Is the red terminal on a car battery the positive or negative pole?

[SanJudah]

Car battery red is the positive terminal. Here are some maintenance tips for car batteries: Pay attention to cleanliness: Regularly clean the battery to prevent dirt accumulation on battery cables or terminals. Regular inspection is needed: Periodically inspect the battery, including checking for cracks and electrolyte leaks on the battery case, ensuring secure connections, and verifying proper charging circuit operation. Replace the battery promptly when voltage is insufficient. Avoid complete discharge: When parking for extended periods, it's recommended to disconnect the negative terminal to prevent complete battery discharge.