Metal Touch Sensor Module

Metal touch sensor module FOR Arduino, ARM and other MCU Features: Main chip: LM393 Working voltage: for DC 5V Single channel signal output Low level output signal used for human body touch sensor alarm Adjustable sensitivity with fixed bolt hole for easy installation works with official. Material: PCB + Brass Dimensions: 43 x 16 x 15 mm / 1.69 x 0.63 x 0.59 inch, weight: 3 g / 0.11 oz, package includes: 1 x KY-036 metal touch sensor module.