VFD for car parking application AutoVFD,outer dimension:98x50mm,viewing area:73x36.5mm.Filsment volatge 3.4V,Grid&Anode voltage:28V.Max filament current:350mAMax anode current:12mAApplication temp:-30 degree~+100 degreeLuminanceof the VFD:350mcd~700mcd.Operating life:30000HAvailable color for VFD:red,green,blue,yellow,orange VFD display