A vehicle lamp include san LED package as a light source. The turbine shroud is configured to direct products of a combustion reaction in a combustor of the gas turbine engine toward a plurality of rotatable turbine blades of the turbine to cause the plurality of turbine blades to rotate. The separator includes a fluid delivery arrangement for blowing fluid on to a top surface of the stack for effecting separation of the topmost sheet of print media from the stack. The piezoelectric ceramic transformer having above structure has the advantages of smaller dimension, less input phase changes, less generating heat, higher efficiency, and the piezoelectric ceramic transformer has the adjustable resonance frequency and the oscillation node, simply formation process, lower cost of fabrication.