The Additel 760 Automatic Handheld Pressure Calibrator is a high-quality tool designed for precise calibration of pressure sensors. With a range of -13 to 300 Psi, this calibrator is suitable for a wide variety of applications in the industrial and business sectors. Made in the United States by the reputable brand Additel, this product ensures accuracy and reliability in testing and measurement tasks. The portable design of this calibrator makes it convenient for use in various settings, providing a valuable tool for maintaining pressure sensor accuracy.