I will show you the components I chose, explain why I chose them and then show you exactly how I built this portable solar cart step by step. I'm surprised how capable this is, especially compared to prebuilt power station (like EcoFlow). . Back in 2013, I began with a basic home battery bank—a car battery connected to a small inverter —and it was the foundation for everything I've built since then. This guide will walk you through three simple, budget-friendly DIY power systems: Level One: A basic setup with a LiFePO₄ or deep-cycle. . The good news is that with some basic knowledge and the right components, you can build your own solar power station using Lithium Iron Phosphate (LiFePO4) batteries if you don't want to buy a Jackery Explorer 1000 Plus or similar device. Instead of relying on fuel like traditional gas-powered generators, it captures sunlight through solar panels, stores the energy in a battery and converts it into. . - Australian dollars - $0. 72/Wh (with 90% battery de-rating assumed for a year old car with 5000K's on the clock) or $0.