The Anker 521 Nano Pro is a compact yet powerful dual USB-C charger featuring a sleek design with a 40W total output capacity. Its innovative nano technology allows for a smaller form factor while delivering fast charging capabilities for multiple devices simultaneously. Key features: • 40W total power output • Dual USB-C ports • Compact nano design • Foldable prongs for portability • Dynamic power distribution • Premium black and silver finish • Built-in safety protections The charger features a sophisticated matte black housing with metallic accents that give it a premium look. The dual USB-C ports are clearly marked on the silver face plate for easy identification. When both ports are in use, the 40W power output is intelligently distributed between devices. The compact size makes it significantly smaller than traditional laptop chargers while maintaining similar charging capabilities. The foldable prongs make it especially convenient for travel use.