1. LED quantity : 15 PCs 2. Color: White.3. Working voltage: 12 DC 4. 1 PCs / Card 5. Easy to install 6. Power saving Auto LED LightInstalling Method:Open lens and remove original bulbChoose included adapter which is similar to original bulb for replacementConnect LED PCB and turn on dome light, if LED can not light up. Please reverse installing direction of adapter and try againAfter function being confirmed, then cut self-adhesive tape to fit and fix the PCB in the housing of dome lightRecover the lens can available.