A high-value ceramic capacitor with the designation CAP CER 0.022UF 250V X7R 1210, features a capacitance of 0.022 microfarads and can withstand voltages up to 250 volts. It is classified as an X7R type, which indicates its temperature coefficient characteristics are stable within a certain range. The capacitor's dimensions are specified as 1210, corresponding to the metric measurement system code for this particular size.