FORCE SENSING RESISTOR,0.5 INCH ,CIRCLE,1oz-22LB,FLEXIBLE This force-sensing resistor (FSR) from Interlink Electronics is a passive component that exhibits a decrease in resistance when there is an increase in the force applied to the 0.58-diameter (1.5cm) active area With a force sensitivity range of a few grams to a few kilograms, this sensor is optimized for use in human touch control applications