This product is a multi-functional portable lithium battery inverter designed for outdoor camping, night operations, self-driving emergency and disaster power-off scenarios. The perfect combination of tough functional aesthetics and modular pragmatism. Through the design of the lower card slot, it can be directly adapted to the common lithium batteries of electric tools on the market, and quickly converted into a "mobile desktop energy station" with AC alternating current, USB/Type-C fast charging output, bright light lighting and compass navigation ".