The Monster 3-in-1 Digital Tire Inflator, No. MST24865, allows users to deflate, inflate and measure tire pressure to the nearest 0.2 psi with just one button operation. Constructed of aluminum die cast and covered with a rubber sleeve for durability, this inflator features 50cm hose with swivel and weighs only 2.6 lbs. The LCD backlight display offers easy visibility. This digital tire inflator has a range of 0-12 bar, 0-174 psi, 0-1200kpa and 0-12kgF. Powered by two AA batteries, the MST24865 has a 90 second auto-off feature to maximize battery life. This tool includes a calibration certificate.