This is a high-quality ceramic capacitor with the designation CAP CER 8.2PF 250V C0G/NP0, measuring 1808 in metric units or 4520 in standard notation. It has an capacitance value of 8.2 pF and tolerance range of ±0.25pF. The device is rated for 250V and classified under the C0G/NP0 type.