The Pocket Air Gauge Tpg1D05 By Pcl Is A Portable And Accurate Tool For Measuring Air Pressure In Various Applications. This Pocket-Sized Gauge Is Designed For Ease Of Use And Convenience; Making It An Essential Accessory For Checking Tire Pressure And Other Pneumatic Systems For Measuring Tire Pressure. Fits In Pocket Like A Pen. Fifty Tot 340Kpa.