With the popularity of exquisite camping and self-driving travel, outdoor speakers have been upgraded from simple music playing tools to "core social devices" that connect people and create atmosphere ". The design to meet the high quality broadcast at the same time, the integration of lighting, emergency power supply, waterproof and other functions to deal with the complex and changeable outdoor environment. Whether playing light music in campsites, charging equipment during self-driving breaks, or maintaining stable work in rainy days and wetlands, this speaker can bring reliable company and aesthetic enjoyment to users. Its appearance takes into account both firmness and fashion, and is suitable for a variety of outdoor scenes, making every trip safer and more warm.