1. Shell material: ABS+PC 2. Current/voltage: DC5V 1A 3. Rated power: 2W 4. Interface type: USB power plug 5. Control method: button control 6. Brightness adjustment: three levels 7. Lighting effect: white light 8. Streamlined design, high-definition focusing, starry sky projection, glass lens, plug and play 9. Sealed light base prevents dust Ingress, fades, and deforms, long lifespan, multiple scene options available 10. Usage environment: suitable for use in dark indoor or in-car environments, providing an immersive starry sky experience for your journey or family gatherings. 11. High temperature resistance, rapid heat dissipation, high-brightness LED beads, long lifespan, slow light decay 12. Dimensions: 41.8x41.8x237mm 13. Net weight: 52g