Xiaomi 25000mAh Power Bank Black - This flagship high-capacity authentic external battery is a heavy-duty portable power hub engineered to deliver seamless power for smartphones, tablets, and especially laptops on the go. The massive 25000mAh capacity provides enough juice to keep your entire device ecosystem powered for days. Featuring high-output Type-C channels, it fully supports advanced Power Delivery (PD) protocols, allowing you to rapidly charge compatible laptops at maximum hardware speed. Its multi-port configuration supports high-speed simultaneous charging for multiple devices with smart power calibration. The deep, minimalist Black premium housing features a non-slip, fingerprint-resistant matte outer texture that provides both a sleek aesthetic and structural durability. An advanced internal microchip automatically calibrates the optimal current for attached hardware, while comprehensive multi-layered safety mechanisms safeguard your essential gadgets from overvoltage, overcharging, and short circuits.