luminous tactile indicator 1.Manufactured from 316 stainless steel; 2.Size:35x25x4.5mm with 12x6mm dia stem; 3.OEM servise luminous tactile indicator---Advantages·Glow in dark--please see the attached photo Manufactured from 316 Stainless Steel · Easy to install - Do It Yourself (DIY) with the installation kit. · No adhesive required · Can be installed on most surfaces · Corrosion proof · ...