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BYD Sealion 08: 900 km and a Nine-Minute Charge, Translated

BYD Sealion 08: 900 km and a Nine-Minute Charge, Translated

Aug 14, 2026 | Battery Technology, Cars, Electric Vehicles

BYD opened pre-orders for the Sealion 08 on 13 August, and the two numbers doing the rounds are 900 km of range and a charge from 10% to 97% in nine minutes. Both are real claims from BYD. Both mean something different from what they sound like. The car itself is...
Lithium Plating: Why Fast Charging Degrades Batteries

Lithium Plating: Why Fast Charging Degrades Batteries

Aug 10, 2026 | Battery Technology, Charging & Infrastructure

Lithium plating is what goes wrong inside a battery when it is charged too fast or too cold. Instead of tucking into the graphite anode the way they are supposed to, lithium ions arrive faster than the graphite can absorb them and settle on its surface as a film of...
What C-Rate Tells You About How Fast an EV Charges

What C-Rate Tells You About How Fast an EV Charges

Aug 7, 2026 | Battery Technology, Charging & Infrastructure

A battery’s C-rate is how fast it charges or discharges relative to its own capacity: at 1C it fills in an hour, at 4C in fifteen minutes, at 10C in six. That last figure is not hypothetical. In March 2025 BYD’s Super e-Platform hit 10C — 1,000 kW, 1,000...
Why a 350 kW Charger Never Gives You 350 kW

Why a 350 kW Charger Never Gives You 350 kW

Aug 2, 2026 | Battery Technology, Charging & Infrastructure

A Lucid Gravity GT was measured on a 500 kW Tesla V4 Supercharger in January 2026. It touched 419 kW — briefly, between 3% and 5% state of charge. It averaged 223 kW across the useful 10–80% window, and 107 kW across a full charge to 100%. The number on the sign was...