Why This Myth Still Exists

If you've heard that you should charge a new phone to 100% before using it, you're not alone. That advice dates back to older rechargeable batteries like nickel-cadmium (NiCd), which suffered from what's known as the memory effect. Repeatedly charging those batteries before they were fully discharged could reduce their usable capacity over time.

Because of that, manufacturers recommended fully charging new devices before first use. Although that advice made sense years ago, it no longer applies to modern smartphones.

How Modern Lithium-Ion Batteries Actually Work

Modern smartphones use lithium-ion batteries, which are far more advanced than the nickel-cadmium batteries found in older electronics. Unlike those older batteries, lithium-ion batteries don't develop a memory effect, so there's no need to fully charge or completely drain them before use.

Instead, lithium-ion batteries naturally age through repeated charge cycles and exposure to heat. Every time you charge and discharge your phone, a small amount of battery capacity is lost over time. While this process can't be avoided entirely, adopting good charging habits can help slow it down and extend your battery's lifespan.

Use a High-Quality Charging Cable 

The charger isn't the only accessory that affects charging performance. A well-built USB cable helps deliver power consistently and safely, reducing interruptions caused by poor-quality wiring or unstable connections.

While no cable can stop a lithium-ion battery from aging naturally, using a durable cable designed for reliable power delivery. Such as the Volta Max helps ensure your phone charges as efficiently as possible.

Volta MAX Cable

Color: TPE (BLACK) TPE (PURPLE) TPE (Teal Blue) Nylon Braided (Black) Nylon Braided (Red)

Length: 0.5M (1.5ft) 1.5M (4.9ft)

Tip Connector: 3 Mixed Tips x2 USB-C x2 Lightning

$50.00

✅ Easy Magnetic Connection ✅ Snap to Charge Your Phone, Laptop, and More  ✅ Charges ALL Apple Lightning, USB-C & Micro USB Devices  ✅ Supports ...

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The Sweet Spot: Keeping it Between 20% and 80%

For optimal battery health, it's best to keep your phone's charge level between 20% and 80%. This reduces the strain on the battery by minimizing the time it spends at the extremes of its capacity.

Here's the science behind it: At very high charge levels (above 80%), the battery works harder to regulate voltage. At very low charge levels (below 20%), the battery struggles to deliver enough power consistently. By keeping your phone charged within this sweet spot (20% - 80%), you can minimize battery wear and tear, extending its lifespan.

Modern Phones Take Care of Themselves

Modern smartphones are equipped with sophisticated charging management systems. These systems prevent overcharging and automatically stop charging the battery once it reaches 100%. So, even if you do accidentally leave your phone plugged in overnight, you don't have to worry about damaging the battery.

Charging Habits for a Healthy Battery:

Avoid extreme temperatures: Extreme heat or cold can damage your battery. Don't leave your phone in direct sunlight or a hot car for extended periods.

Use the original charger or a certified one: Third-party chargers might not be regulated properly and could harm your battery. Stick to the charger that came with your phone or a reputable brand like the Voltacharger.

Don't wait until your phone dies: Repeatedly letting your phone completely discharge can stress the battery. Aim to plug it in when it reaches around 20%.

Consider partial charges: If you know you'll only need your phone for a short time, top it up to a level that meets your needs rather than aiming for a full charge.

By following these tips, you can ensure your new phone's battery stays healthy and delivers optimal performance for years to come.

We Recommend Our Portable Powerhouse (VoltaGo Max). To keep your smartphone charged always.