The bCare blog

Battery care, made simple

Practical, myth-free guides to charging smarter, keeping your phone cool, and making every device last for years.

AllChargingBattery healthHeatTips

The 20–80 rule: why you shouldn't always charge to 100%

A plain-language look at how lithium-ion batteries age — and the one charging habit that makes the biggest difference.

The truth about fast chargers, heat, and how modern phones protect themselves.

Small changes that keep your device cool — and slow down long-term wear.

Capacity, cycles, voltage and wear, explained without the jargon.

Why an 85% alarm beats leaving your phone plugged in until morning.

The safe range, when to worry, and exactly what to do when it climbs.

A practical comparison — and when each one is the healthier choice.