This is a CAP CER 68PF 250V C0G/NP0 type ceramic capacitor. It has a capacitance value of 68 picofarads with a tolerance of ±2%, and it operates at a voltage rating of 250 volts. The capacitor is housed in an 1808 (metric) case, which corresponds to a diameter of 4.5mm and a length of 1.9mm for the full size package.