The light shines beautifully. Precautions *As this is an overseas product, there may be loose stitching, minor thread fraying, small stains, and color variations. Also, the color of the actual product may differ from the photos due to lighting conditions. The built-in battery cannot be replaced. The battery is disposable. Please understand and acknowledge this before purchasing. - Size: 11.5cm / 4.53in - Features: With LED light - How to use: Light modes can be switched with the button. Thank you for looking.