Genuine size, easy installation with coupler-on (please refer to YouTube, etc. for installation instructions). Illuminates the interior door handle inner with LED illumination. Product Specifications ● Light color: Blue ● Driver's seat x 1, passenger seat x 1, rear seats x 2 ● Product set: Panel with lamps x 4, unused wiring kit x 4 (as shown in the image) For 50 series Prius Selling because I changed to a different color Instant purchase OK #DoorInnerHandleLamp #DoorInnerHandleIllumination #Prius50