How EV Battery Data Proves Fast Charging Kills Phone Batteries Too
Geotab's 2025 study of 22,700 EVs proves fast charging accelerates battery degradation by up to 2x. Here's what that means…
Read more →Author: Ovidiu Sandru
Ovidiu Sandru is the founder and CEO of Lighty Electronics, the company behind Chargie — the world's first hardware USB charge limiter. With a background in electronics engineering from Politehnica University of Timișoara, he has spent over a decade working on battery technology, Android development, and hardware design. Since launching Chargie in 2019, over 60,000 customers worldwide rely on his technology to extend their device battery lifespan.
The Real Cost of Replacing Your Phone Battery in 2026 (All Brands)
iPhone, Samsung, Google, OnePlus — here's what a battery replacement actually costs in 2026, and why a charge limiter pays…
Read more →
How Battery Longevity Helps the Right-to-Repair Movement
In 2025, New York became the first US state to pass a comprehensive right-to-repair law, following years of advocacy from…
Read more →
Keep Your Laptop Plugged In? Here’s Why Your Battery Dies So Fast
We’ve all done it. You come home, open your laptop, plug it in, and use it for hours — sometimes…
Read more →
How Battery Longevity Helps the Right-to-Repair Movement
The EU's 2027 repairability rules are only half the solution. Learn how battery longevity — powered by charge limiting —…
Read more →
Stop Charging at 80% Automatically — USB Charge Limiter (No App)
Tired of apps that fail? A USB charge limiter stops your phone at 80% every time — no software, no…
Read more →
iPhone Battery Health Tips That Actually Work (Backed by Science)
Proven iPhone battery health tips: limit charging to 80%, avoid heat, use partial cycles, and remove your case. Backed by…
Read more →
Why Charging to 80% Extends Battery Life (Science Explained)
Why does charging to 80% extend battery life? Learn the electrochemistry behind lithium-ion voltage stress, with research from Stanford, Dalhousie,…
Read more →
Android Battery Health: How to Check, Monitor, and Actually Preserve It
Learn how to check your Android battery health on Samsung, Pixel, OnePlus, and Xiaomi — plus four habits that drain…
Read more →
How to Keep Your Phone Battery Health Above 90% for 3 Years
Keep your phone battery health above 90% for 3 years with five evidence-based habits: partial charging, heat avoidance, and smart…
Read more →
Why 320W Fast Charging Is a Battery Lifespan Killer — And What to Do Instead
320W fast charging promises full batteries in minutes, but the voltage stress devastates long-term battery health. Here's the science behind…
Read more →
How to Limit Battery Charge to 80% on Any Device [2026 Guide]
Learn how to limit battery charge to 80% on iPhone, Android, laptops and more. Protect your battery lifespan with built-in…
Read more →
Your Guide to Understanding Computer Power Consumption
Ever glanced at your electricity bill and wondered just how much of that total is because of your computer? That…
Read more →
A Simple Guide to Check Battery Health on Your iPhone
Check your iPhone battery health using built-in iOS settings and Shortcuts. Learn what Maximum Capacity, Peak Performance, and cycle count…
Read more →
What Is the True Battery Health Percentage of Your Phone?
Discover your phone's true battery health percentage. Learn why the 100% charge level is misleading and how to protect your…
Read more →
Battery Not Charging Laptop: A Quick Fix Guide
Is your laptop battery not charging? Our quick fix guide covers cables, ports, drivers, and battery health to get you…
Read more →
Apple’s macOS 26.4 Charge Limit vs Hardware Battery Limiters: What You Need to Know
Apple finally did it. After years of “Optimized Battery Charging” doing its own thing in the background (and mostly not…
Read more →
Chargie vs AlDente: Hardware vs Software Battery Charge Limiter
Two Very Different Ways to Limit Your Battery Charge If you’ve spent any time looking into battery charge limiters, you’ve…
Read more →
Your Guide to the Best Surge Protectors for Electronics in 2026
The best surge protectors pack a punch with over 2,000 joules of protection, a quick-acting voltage level of 400V or…
Read more →
No Charger? Learn How to Charge an iPad Without One!
It’s a feeling we all know and dread: you glance at your iPad, and the battery icon is glowing an…
Read more →
Your Guide to a Lithium Ion Charge Controller
Ever wonder why your brand-new phone or laptop battery seems to lose its mojo so quickly? A big reason is…
Read more →
Your iPad Battery Replacement Cost Guide for 2026
So, you’re wondering what it’ll cost to replace your iPad's battery? If you're out of warranty, you're generally looking at…
Read more →
Your Guide to Laptop Battery Management Software in 2026
Ever feel like your laptop battery is on a fast track to retirement? You buy a new machine, and it…
Read more →
What Is a Battery Management System? A Simple Guide
Have you ever plugged your phone in overnight and just… trusted it? Trusting it not to overcharge, get too hot,…
Read more →
What Does mAh Stand For and Why It Matters for Your Battery
If you've ever glanced at a battery pack or the specs for a new phone, you've probably seen the term…
Read more →
Choosing the Best Phone Adapter for Car Use in 2026
A phone adapter for your car seems simple enough. It’s a little gadget that plugs into the cigarette lighter or…
Read more →
Does Dark Mode Save Battery? The 2026 Answer
You've probably been told that flipping your phone to dark mode is a magic bullet for better battery life. Is…
Read more →
AC to DC Transformer: How It Converts Power for Your Devices
Ever really thought about what that little block you plug into the wall for your phone actually does? Most people…
Read more →
Your Guide to the Best Android Phone Charger Cable in 2026
We’ve all been there. You’re staring at your phone, willing the battery percentage to climb faster, but it’s crawling. Or…
Read more →
Qi2 Wireless Charging Explained: A Simple Guide
Ever woken up to a dead phone, only to realize it was just slightly off-center on its wireless charger all…
Read more →
Thunderbolt 3 vs USB C: A Simple Guide
Let's clear up one of the biggest mix-ups in tech right away. When we discuss Thunderbolt 3 vs USB‑C, we're…
Read more →
What Is a USB Charger and How Does It Actually Work?
That little white or black block you plug into the wall is one of the most important—and overlooked—pieces of tech…
Read more →
GaN Charger vs Regular Charger: A Simple Guide
Ever notice how your new charger is way smaller than the bulky brick you used to lug around? If so,…
Read more →