The RCHT1271M1EEH0002E from Taiyo Yuden is a Supercapacitor with Capacitance 270 µF, Voltage Rating 16 V, Equivalent Series Resistance 22 milli-ohm, Temperature Operating Range -55 to 105 Degree C. Tags: Surface Mount. More details for RCHT1271M1EEH0002E can be seen below.