Street Address: Xingmo Village, Xiaogang Town, Beilun District, Ningbo,China Ningbo Zhejiang 315801 China
Auto
t named Valve Pressure Safety Cap. It used for tire valve cap. But the function is very great. It could show whether the tire pressure is enough. When the tire pressure is enough, it show green color, when it become to less the pressure, it show the yellow color, And when it has no pressure, it show red color. It is very dangerous when become red color