Features: The metal port can be used for many purposes, can be connected to tire pressure gauge, pressure gauge, vacuum cleaner, tire pressure gun, etc. Ergonomic design, ABS non-toxic and tasteless eco-friendly, wear-resistant feel comfortable. Display with night vision function, easy to use at night. Small and portable, it is a must-have choice for travel. With four measuring units, there is always a suitable model for you. After measuring the generated data, press the toggle button to convert automatically. Specification: Type: Electronic Tire Pressure Gauge Powered By: 2 AAA Batteries Pressure Display Range: 0-200 psi Max Range: 200(psi) = 13.79 (bar) = 14.06 (kgf/cm2)= 1378.95kpa Resolution: 0.01 psi Display Unit: Kgf/cm2, PSI, BAR, KPA Backlight: Yes Reflector Lamp: No Material: ABS + Metal Connector Thread: 1/8NPT Dimensions: Diameter 7cm/2.76 inch Color: Black Quantity: 1 PC Note: 1. Please allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Included: 1 x LCD Digital Tire Pressure Gauge