Technical guides on battery chemistry, solar charging, safety, maintenance, and lifespan — the fundamentals that help you understand what's actually inside a power station and how to make it last.
Size solar panels for a portable power station with five numbers: daily Wh, sun hours, a loss factor, panel watts, and your station's input limit. Worked examples, tested against real recharge times.
Watt-hours = amp-hours × volts. Here's how to convert mAh to Wh, size a battery from your device list, and why the number on the label is never what you actually get.
A pure sine wave inverter needs headroom for startup surge, not just running watts. Here's how to size one correctly, and when you can skip it entirely.
To convert amps to watts, multiply current by voltage. Here's the formula, worked examples at common voltages, and when power factor changes the math.
"Silent" marketing claims are only half true — most power stations have a cooling fan that kicks in under load. Here's what they actually sound like in decibels.
Sustained heat above 113°F can cut a power station's usable lifespan roughly in half. Here's the real degradation math and what to actually do about it in hot climates.
Most portable power stations don't qualify for the federal battery tax credit — here's why, which setups actually might, and where state and utility rebates can still help.
A power station doesn't generate cheaper electricity — it stores grid or solar power for later. Here's the honest math on what that actually costs you per kWh.
Never throw a power station in the trash or curbside recycling — lithium batteries are a real fire risk in waste systems. Here's how to actually dispose of one safely.
CPSC recall 26-712: about 46,200 Goal Zero Yeti 3000X power stations can overheat. How to identify your unit, stop using it, install the free firmware 1.9.5 fix, and get help.
Running watts are the steady load; surge watts are the brief startup spike of motors and compressors, 2-3x higher or more. Typical numbers, a sizing example, and why X-Boost isn't surge.
What every power station port does: AC outlets (grounded or not), USB-C PD wattage, USB-A, DC5521, 12V car port, TT-30 and L14-30, and XT60 or Anderson solar inputs, with real examples.
Most portable power stations exceed the FAA's 160Wh airline limit. Here's exactly what you can and can't fly with in 2026, and what actually fits the rules.
Watts and watt-hours sound similar but measure completely different things. Here's the plain-English explanation, with real examples.
Warranty terms vary meaningfully between brands and matter more than most buyers realize. Here's what to actually check before you buy.
Each charging method has real tradeoffs in speed, convenience, and reliability. Here's a complete comparison of AC, solar, and car charging for power stations.
Power stations are generally very safe, but understanding a few key safety principles helps you use one with full confidence. Here's what actually matters.
LiFePO4 has become the standard battery chemistry across the power station industry. Here's a complete, practical guide to what it is and why it matters.
A few simple habits can meaningfully extend your power station's real-world lifespan. Here's the complete maintenance checklist.
Series adds voltage, parallel adds current. Worked examples with real Voc and Isc numbers, cold-weather limits, connectors, fusing, and mistakes that damage a power station.
Solar recharge time depends on more than just panel wattage. Here's the actual formula and real-world factors that affect how long a solar recharge takes.
Learn how to calculate the right power station size for your needs — from a weekend camping trip to whole-home backup — with a simple step-by-step formula.
Power station lifespan is measured in charge cycles, not calendar years. Here's how to understand cycle ratings and estimate your unit's real-world lifespan.
Cold temperatures genuinely reduce battery performance and capacity. Here's exactly what happens, and how to manage a power station in winter conditions.
IP ratings determine how weather-resistant a power station actually is. Here's how to read them correctly and what's actually safe in wet conditions.
Choosing the right solar panel means matching wattage, portability, and connector type to your power station. Here's how to pick correctly.
Unlike gas generators, portable power stations are genuinely safe for indoor use. Here's why, and the few precautions still worth taking.