This is a CAP CER 12PF 250V C0G/NP0 1808 ceramic capacitor with specific characteristics. It has a capacitance value of 12 pF and tolerances of ±1%. The voltage rating for this component is 250 volts, and it adheres to the C0G or NP0 (1B) specifications. Its physical dimensions are in the 1808 metric package size (4520 in inches).