The second-generation digital gauge features a rotating SmartHead® and works seamlessly with Presta and Schrader valves without changing parts. Precision digital gauge reads up to 250 psi / 17 bar and is designed for use with tires, suspension forks and rear shock units. LCD display can be programmed to show pressure in psi, Bar, or kg/cm2. Battery CR2032 x 1 (included)