The GMPL5R4504M from Yeong Long Technologies is a Supercapacitor with Capacitance 0.5 F, Voltage Rating 4.6 to 5.4 V, Equivalent Series Resistance 1400 milli-ohm, Temperature Operating Range -40 to 85 Degree C. Tags: Through Hole. More details for GMPL5R4504M can be seen below.