TG105(Digital Tire Pressure Gauge )

Test range: 0-100 PSI
Accuracy: ±1.5PSI
Resolution: 0.5PSI
Units: PSI, BAR, KPA, Kg/cm² 

Press ON key to turn on the gauge. Last test result is shown automatically.
Press ON key to select needed uit: PSI→BAR→KPA → Kg/cm²
Place gauge’s nozzle onto tire valve. Press tightly, make sure no hissing sound can be heard.
Test for 3 seconds, move away the gauge. Read the result. 
15 seconds later, LCD shows zero. Ready for another test.
If gauge is not operated for 60 seconds, it will power off automatically. Or press ON ky for 3 seconds to turn off the gauge.

Power supply: one 3V CR2032 battery
Product size: 143x45x23mm
Product weight: about 41g
Standard accessories: meter (with battery), manual