... LCD display, the most practical tire pressure gauge. RCC-141A:four display units: PSI, ... in the factory configuration range, can make the tyre has the best contact most uniform surface, so ... of vehicle stickers ( usually white ), with the car tyre pressure standard value ( usually 28~32psi ). Here ... 2 , take out ready tire pressure gauge . 3 , take tire pressure gauge head right, at the hole, pressing ...