Specifications: Brightness: 10 levels adjusting Color Temperature: adjustable Power Supply: 5V USB Power: 10W External Diameter: 26cm/ 10in Internal Diameter: 20.5cm/ 8in Light Stand Height: max.112cm                                                                                                                                          Ring Light Weight: 200g/ 7.1oz Package List: 1 * Ring Light 1 * Ballhead Adapter 1 * Phone Holder 1 * Phone Holder Clamp 1 * Light Stand 1 * Remote Control 1 * Manual(English & Chinese)