Interior Led car reading light bulb

Product: Shuangjian-1860-3smd compartment reading light. Map light. specification: LED head number: 12 Voltage: 12V Luminous color: white (contact customer service for other colors) Applicable models: General type, without changing any circuit, just replace the original car lights Uses: reading lights, door lights, roof lights, taillights ... Dimensions: 31, 36, 39, 41 mm Power: 3W Applicable to the original car. (The original car mount has a spring-like metal. There is a slight 1MM error. There is no effect when installing)