TR-PS003 is a professional outdoor portable energy storage power supply. The product fundamentally solves three common problems of mobile power supply in the market; namely, small battery capacity, limited functions, narrow application range, and inability to adapt to harsh outdoor environments. This product is small and light, with high safety performance, and waterproof and dustproof design. It is easy to carry and solves the problems of outdoor electricity difficulties and insecurity. It includes a wireless charging stand for compatible digital devices.