The VT900A with VAPOR Anesthesia Tester provides a complete solution for testing anesthesia machines, ventilators, and medical gas flow equipment. The system delivers highly accurate gas flow, ultra low flow, and pressure measurements, while automatically compensating for temperature, humidity, and pressure. With a 7 inch touchscreen display, onboard memory, and portable design, it enables efficient, reliable testing of anesthesia delivery systems to help ensure patient safety.