• Realme has revealed a concept phone with a 15,000mAh battery. • The phone is less than 9mm thick and can last for up to five days. • The device uses a battery with 100% silicon content, effectively ruling out mass production for now.

The advent of silicon-carbon batteries has resulted in many smartphone brands offering bigger batteries than ever before. We’ve already seen HONOR and vivo launch phones with ~8,000mAh batteries in relatively slim designs. Now, realme has revealed a rather impressive concept phone.

Realme has announced a concept phone with a 15,000mAh battery. We’ve seen rugged phones with larger batteries, but this typically comes with the side-effect of a thick, heavy design. However, realme manages to fit all this juice into a form factor that doesn’t look like a br

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