This adjustable focus star projection lamp supports interchangeable cards (6 or 10 option) to switching between dynamic starry scenes, versatile visual for enhanced relaxation Ideal for families, children, and travelers seeking soothing ambiances in bedrooms, dorm rooms, or small living spaces Crafted from materials, it features a lightweight design, a 180 degree rotatable stand with quiet rotation, and USB powered operations via Type C for efficient 5W With a wide projection area covering 15 50 square meters and stable operations from 10°C to 40°C, this rotatable projector ensures stable in indoor environments Perfect for creating serenes atmospheres in various settings like homes, during travel, or in compact areas, thanks to its portable build and adaptable projection