TECTAKE 2 in 1 Digital Tire Pressure Gauge for Car, Truck, Motorcycle, or Bicycle - 100 PSI Digital display clearly shows exact reading for tire pressure range from 5 to 100 PSI (1 psi tolerance) Lighted nozzle and blue backlight gauge gives high visibility in low light or at night Rubberized strong ABS shell housing for maximum durability and allows superior grip Unique design of the valve stem for quick and accurate measurements Long-life lithium gauge battery (uses CR3032 included); Powers off automatically after 30 seconds to save the batteries