September 2, 2025

his guide gives you a practical battery voltage chart for LiFePO4 and AGM/Gel in 12V/24V/48V, shows you how to measure voltage the right way, how to roughly estimate state of charge (SOC), and how to set charging parameters. We’ll also map these numbers into real-world RV and off-grid system design—using Sungold’s anti-shade and lightweight flexible […]

Columbus Day 2025 falls on Monday, October 13, 2025. Whether your town hosts a parade or you’re planning a low-key backyard movie, this long weekend is a great excuse to get outside—without the noise, fumes, or hassle of fuel generators. This guide answers the big questions U.S. readers ask: what to do, what to bring,