This is a sound-sensor floor light that detects the volume from the audio or human voice, and flashes 4 light units.
The light turns on and off repeatedly to create a fantasy space in your car.
In addition to adhesive tape, the Light unit can be installed under the seat with mounting stays, or attached to the floor mat to illuminate your floor.
The light unit has a swivel angle adjustment that allows you to rotate the light up and down 360 degrees.
The volume dial allows you to adjust the flashing pitch (flashing interval) freely.

From the Manufacturer

Sound-activated flashing floor light

Sound sensor floor light that detects the volume from the audio or human voice and flashes 4 light units.

The lights turn on and off repeatedly according to your music to create a fantasy space in your car.

The Light Unit can be installed under the seat with adhesive tape or attached to the floor mat to illuminate the floor.

Rotating angle adjustment allows you to change the direction of light up and down 360 degrees.

The volume dial allows you to adjust the flashing pitch (flashing intervals).