The HP-2R7-J158UNJ49 from Jinzhou Kaimei Power is a Supercapacitor with Capacitance 1500000 mF, Voltage Rating 2.7 V, Equivalent Series Resistance 6 mOhms, Temperature Operating Range -40 to 70 Degree C. Tags: Through Hole. More details for HP-2R7-J158UNJ49 can be seen below.