The LR-2R7-J505UYJ04 from Jinzhou Kaimei Power is a Supercapacitor with Capacitance 5000 mF, Voltage Rating 2.7 V, Equivalent Series Resistance 60 mOhms, Temperature Operating Range -40 to 70 Degree C. Tags: Through Hole. More details for LR-2R7-J505UYJ04 can be seen below.