I didn't look at any of the specs when I got mine. I don't know if it makes a difference but mine work fine. I bought 50 for 9 bucks shipped. Just make sure you solder them in the right way.
04 ZX3 RIP [Best Non-SVT FITF12][3/13 ROTM][7/14 ROTM][2014 ROTY][Best Engineered FF14]
01 SE V8 Estate [Organizers Choice FF15][2nd Place MK1 Class FF16]
02 SE SVT Wannabe
02 SVT Future Project