The OVA821M0GTR-1013S from Surge Components is a Power Capacitor with Capacitance 820 µF, Voltage Rating 4 V, Equivalent Series Resistance (ESR) 10 mOhm, Operating Temperature -55 to 105 Degree C. Tags: Surface Mount, Polymer Capacitor. More details for OVA821M0GTR-1013S can be seen below.