SP-02 Digital Tire Pressure Gauge I . Features: Easy to use With high accuracy . High Accuracy -- 1% accuracy Resolution --0.05Kg/cm2 5Kpa 0.5PS1 0.05Bar Full electronical structure ,each display can be held for about 15 seconds Portable and easy to carry . II. Technical Specification Pressure Range --0.4-6.8kg/cm2 LCD digital display for easy viewing Lithium battery lasts the lifetime of the product Rugged ABS construction Flashing light for using at night III. Technical Support PS1=lb ./inch 2 1PSI=0.0703KG/ cm2 28PSI=1.96KG/ cm2 30PSI=2.1KG/ cm2 32PSI=2.24KG/ cm2 34PSI=2.39KG/ cm2