This AstroAI 230 PSI Digital Tire Gauge has been designed with ease of use in mind. The backlit LCD screen is always easy to read, whether in the intense sun or darkness of night. The solid construction of the gauge will keep it together and working at a high level.<br><br>Protect your investments by maintaining the correct tire pressure! Optimal tire pressure will increase fuel economy, reduce tread wear, increase safety, and ultimately save you lots of extra money.<br><br><b>Specifications</b><br>Measurement Ranges: 0-230 PSI / 0-16 Bar / 0-16 Kg/cm2 / 0-1600 Kpa<br>Minimum Increment: 0.1 PSI<br>Range of Error: +/- 2%<br>Power: 2 x AAA batteries<br>Display: 8.3 x 4 inches LCD display<br>Operating temperature: -0.4 - 122℉<br><br>Useful note:<br>Place the nozzle of the gauge over the tire valve. Press firmly to ensure a good seal and prevent air from escaping. Hold gauge on the valve until the reading on the LCD display locks. Remove the gauge quickly from the valve and read pressure.<br><br>Inflate<br>If the gauge reads a lower pressure than what is recommended on the placard, you should inflate the tire accordingly.<br><br><b>Package Contents:</b><br>1 x AstroAI Tire Gauge<br>1 x User Guide<br>2 x AAA Batteries