This is a force sensitive resistor with a square, 1.75×1.5″, sensing area. This force sensitive resistor can sense applied force anywhere in the range of 100g-10kg. Overall length: 3.5″ overall width: 1.75″ sensing area: 1.75×1.5″ documents: This sensor can be easily interfaced with micro controllers, Arduino boards, raspberry pi etc. Using an Analog to Digital converter (ADC).