New dual AAA battery powered design. 4X the battery life and simplified battery installation. New 21” Stainless braided hose for increased durability Maximum accuracy and 0.1psi resolution for use with TPMS (Tire Pressure Monitoring System) Displays KG, PSI or BAR measurement Large face backlit LCD digital read-out Unit covered with rubber sleeve for extra comfort and durability Two position lever. 1st position deflates, 2nd position inflates. Easy Change Chuck System Works with nitrogen systems and CO2 Batteries Included SPECIFICATIONS: Measuring Range: 3 ~ 175psi Units: PSI / BAR / KPA / KGF Resolution: 0.1 PSI Accuracy: 0 - 58 psi +/- 1.2 psi 59 - 174 psi +/- 2.0 psi Working Temperature: 32°F~104°F (=0°C~ 40°C) Power: Lithium Batteries Battery Lifetime: 140hr