The Druck DPI800-15 is the most accurate and reliable pressure indicator on the market. With its patented piezoresistive sensor technology, the DPI800-15 provides unmatched accuracy of ±0.025% of reading and long-term stability of ±0.01% of reading per year. The DPI800-15 also features a wide pressure range of 0 to 15 psi, making it ideal for a variety of applications.