A 220pF ±1% 250V ceramic capacitor is described by the specifications CAP CER 220PF 250V C0G/NP0 1812. It has a capacitance of 220 picoFarads and operates within a voltage range of 250 volts. The capacitor's type is specified as C0G or NP0, which indicates its temperature-stable nature. Its metric size designation is 4532.