Description:
A. Nozzle: Reads tire pressure
B. Unit button: Turn on gauge/selects units/holds for 5 seconds to turn off gauge
C. LCD display: Displays selections/readings/warning red flashlight(Pressure unit:PSI|BAR|KPA|KG/c)
D. UP button: Increase setting options/holads for 3 seceonds to preset a target pressure
E. Down button: Decrease setting options/holds for 3 seconds to preset a target pressure
Notice:
1. Push and hold the nozzle on the gauge aganiest the valve stem unitl the pressure reading is displayed and locked.
2. If your tire pressure is 15% lower or 25% higher than the preseted pressure, warning red light will flash.