brake light bulb problem..., need red one .... Options

[cyprus_gt]

Hello
so i order clear lense for my brake light stop ....so i need a red light/bulb for my clear lense....
i bought small wedge bulb with the same size connector and connect it.....its work fine!!! but when i start the car on my dash i see warning indicator that i have problem with my lights...the original bulb is 12v18w ...i dont know the new one?
so can you give me some suggestion what to do to remove this lights on my dash or what kind and from where to get the red buld-wedge that can work correctly!
Thanks a lot

CHEERS

p.s.
there is a picture with the old-on left and new wedge bulb....bad quality but you can see...

[Tech-Nics]

As mentioned above & also cause LED bulbs require less power to work. So the computer is seeing it as a dead bulb. It's a pain cause the only way you can
get that warning light off is if you put the same exact replacement bulb in.

[cyprus_gt]

As mentioned above & also cause LED bulbs require less power to work. So the computer is seeing it as a dead bulb. It's a pain cause the only way you can
get that warning light off is if you put the same exact replacement bulb in.

Thanks fo answers, but i can not find the same bulb in red so maybe will remove the little warning buld at the dash

CHEERS