Features: Wireless Connection: Adopts BT5.2 technology, eliminating the constraints of a traditional corded connection, allowing users to move freely and easily connect their devices. Noise Reduces: Built-in noise reduces technology effectively reduces the interferences of external environmental noise on the auditory output, providing a clearer and purer sound experience. Highly Sound : Provides highly sound quality, with more detailed and realistic auditory performances, allowing users to enjoy clearly music appreciation. Portability: Integrated auditory and lighting functions with portability, easy to carry to different place for use, such as outdoor activity parties and other occasions. Easy to Operate: Simple and easy-to-use control allow users to conveniently perform music playback, adjust the sound and other operations. Specifications: Component: ABS and Electronic Size：about 23x20cm/9.05x7.87in For G3 Charging Lamp Speaker Connection method BT5.2 Charging:USB C Built-in battery capacity: 1800mAh (including) Support: USB5V Voltages：5V2A Type: Optional Package Includes: 1PC Bedside Lamp with Charging Function note: Due to the problems of lighting effect there will be certain tolerances in the product, please understand. Please allow 0-2mm error due to manual measurement.