Features: Using the principle of optics, as long as it is in sunlight, the light energy will be converted into kinetic energy, which will make the ornament swing automatically. It can adjust the fatigue of eye vision, and is very suitable for office supplies, home decoration, car decoration. It can be used as a birthday or holiday gift for friends, colleagues, family or yourself. Specification: Material:ABS Power supply: absorbs sunlight and swings automatically (no battery required) Color: As shown Size: height: about 11cm Package Included:1 x Solar ornament Note: 1. Due to the manual measurement data, there is an error of 1-2cm, please refer to the actual object. The true color of the project may differ slightly from the picture displayed on the website, which is caused by many factors, such as the brightness of the display and the brightness when taking photos.