Lighter diameter - 20mm.
Measure your current lighter socket to ensure that it will be compatible!
NOT COMPATIBLE with 19mm sockets of most cars after 2002!
If the diameter of your socket is 19mm, then you will have to replace the socket with the one that we provide.

Direct replacement for missing or broken car lighter
Complete with glowing RED rim
Plug'n'Play installation
  Ceramic and Steel base
  Universal fit - directly replaces your original lighter
  If your original socket is damaged, you can replace it with the socket that comes with our lighter.