Food-grade stainless steel water tank with clear 40ml and 80ml markings for perfect measurements every time. Smart Digital Display shows real-time temperature, brewing time, and power status for precise control over your coffee brewing process. Accurate extraction temperature display ensures optimal taste and temperature for a perfect cup of coffee. display indicates remaining battery life, eliminating worries about power outages during brewing. 20 Bar high-pressure extraction system fully extracts coffee oils, preserving aroma and enhancing flavor.