ITEM NAME:1Pc Metal Touch Sensor Module KY-036 Human Body Touch Sensor A lj Description: 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 Material: PCB + Brass Dimensions(approx): 43 x 16 x 15 mm / 1.69 x 0.63 x 0.59 inch Weight: about 3 g / 0.11 oz 1 X KY-036 Human Body Touch Sensor Module.Low level output signal used for human body touch sensor alarm. 1 X KY-036 Human Body Touch Sensor Module. Material: PCB + Brass. Single channel signal output.