Lowes offers Govee 4.0-ft LED Multicolor Strip Light for $29.99 (reg. $36.99) with free shipping. 

Product Description:
With an array of preset scene modes, always drive in lighting that fits your style or mood. Discover scenes based on nature, holidays and emotions, to keep your car's interior fresh, fun, and vibrant. Extensive controls including DIY customization, reactive music modes, color and brightness adjustment. A light party every time you get in the car. Just turn on your favorite music and choose from vibrant music modes, the lights will move to the sound of the beat using a built-in mic. Choose from 16 million colors so your RGBIC lights always match the exact look you want. Create your own custom lighting effects with DIY mode.