ITEM NAME:Tire Pressure Guage Digital Car Bike Auto LCD Meter Tester Tyre Gauge New Descriptio n Specification: Check your tire pressure regularly, helping you travel safely Test tire pressure quickly LCD display, easy to read Automatically save current data for later reading Test range: 0-100 PSI Accuracy: +/-1.5PSI Resolution: 0.5PSI Units: PSI, BAR, KPA, Kg/cm2 Power supply: 1x 3V CR2032 battery (NOT included) Size: approx. 143 x 45 x 23mm/ 5.63 x 1.77 x 0.91 inch Using Method: Press ON key to turn on the gauge. Last test result is shown automatically. Press ON key to select needed unit: PSI -BAR-KPA-Kg/cm2. Place the nozzle of the gauge onto tire valve. Press tightly, and make sure no hissing sound can be heard. Test for 3 seconds, move away from the gauge. Read the result. 15 seconds later, LCD shows zero. Ready for another test. If the gauge is not operated for 60 seconds, it will power off automatically. Or you can press ON key for 3 seconds to turn off the gauge. Package included: 1pc x Digital Tire Air Pressure Gauge (Battery NOT included) Note: Please allow 1-3cm measuring deviation due to manual measurement. Due to the light and screen difference, the item's color may be slightly different from the pictures. High quality buy, happy buyï ¼ 1Set Tire Pressure Guage Digital Car Truck Bike Auto LCD Meter Tester Tyre Gauge.Place the nozzle of the gauge onto tire valve. Press tightly, and make sure no hissing sound can be heard. If the gauge is not operated for 60 seconds, it will power off automatically. Or you can press ON key for 3 seconds to turn off the gauge.