This appears to be a slim USB-rechargeable LED motion-sensor light bar, designed mainly for cabinets, wardrobes, shelves, and other dark spaces.

💡 Product features
LED light bar with multiple LED light points.
Motion sensor: turns on automatically when movement is detected, depending on the model.
USB rechargeable: the picture shows a USB charging cable, so you don't need disposable batteries.
Wireless installation: typically attaches using a magnetic strip or adhesive mounting.
Slim white design: can be installed under kitchen cabinets, inside wardrobes, cupboards, shelves, hallways, or near stairs.
Similar versions commonly offer warm/neutral/cool white modes and rechargeable batteries.