200 psi dual needle air gauge for air controller Single needle gauge + Paddle valve + Steel Panel + Air fittings Steel material and Matt black powder coating for the Panel Easy installation, just plug in 1/4 air hose for the installation 100% leakage testing and one year warranty 200 psi dual needle air gauge for air controller Single needle gauge + Paddle valve + Steel Panel + Air fittings Steel material and Matt black powder coating for the Panel Easy installation, just plug in 1/4 air hose for the installation 100% leakage testing and one year warranty