The CHW-2R7105R-TW from Taiwan Zhifengwei Technology is a Supercapacitor with Capacitance 1 F, Voltage Rating 2.7 V, Equivalent Series Resistance 240 milli-ohm, Temperature Operating Range -40 to 85 Degree C. Tags: Through Hole. More details for CHW-2R7105R-TW can be seen below.