High grade materials make this product special and unique. It will help you with your life and work. Fetures: Ultra bright and environment-friendly, no UV and IR radiation. Long service life and high luminous efficiency. Built-in BT speaker for wireless music enjoyment. Equipped with 2 kinds of adapter, meet your demand. Mini size, easy to carry. Featured with a remote controller, you can use it to control the bulb. Specifications: Input voltage: AC100-240, 50/60Hz Color temperature: 3000K Output power: 10W Connection method: BT Available distance: 10m Working time: 6 hours Color: white Item size: 140 * 86 mm Package size: 200 * 110 * 60 mm Package weight: 90g Package list: 1 * Bulb 1 * User manual 1 * Remote controller 2 * Adapter