The digital gauge seems fairly accurate at + or - 0.5 psi. The problem I have is that air is escaping at the junction with the tire bar. It comes out of the hose and you have to wiggle the hose until it stops flowing and then hold it in one position while you add air. Don't waste your money on it
Hankook Ventus V12 evo 2 Summer Radial Tire Review: 255/40R19 93Y
50 Review
π Hankook 305/45R22 118V Ventus ST RH06 All-Season Tire
19 Review
π Enhanced Traction Goodyear Wrangler DuraTrac 265/65R17 All-Season Radial Tire - 112S
28 Review
All-season Goodyear Vector 4Seasons Gen-2 Tires 195/65 R15 91H
15 Review