NAMI’s AN-1 5Ah LMB is the world’s first long-cycle lithium metal battery with a flexible 3D nano-scaffold anode, offering >400Wh/kg and >900Wh/L energy density, 40% more than the latest lithium-ion batteries. It maintains stable cycling for >500 cycles under 1C and passes the 145°C hot box safety test, making it ideal for portable electronics.