The HT-2R7-J166VYJ20 from Jinzhou Kaimei Power is a Supercapacitor with Capacitance 16000 mF, Voltage Rating 2.7 V, Equivalent Series Resistance 76 mOhms, Temperature Operating Range -40 to 85 Degree C. Tags: Through Hole. More details for HT-2R7-J166VYJ20 can be seen below.