1Super goodquality chips and components, which bring quickly response, stable quality, strong antiinterference, high stability 2Heatresistant PVC flameretardant shell material, 2meter thick goodquality cable have good electrical conductivity 3The product using goodquality sensor probe, which possess sensitive interaction 4Possess wide voltage range, high repeat accuracy, fast frequency response, long service life 5The objects that can be detected are metal, wood, paper, etc., this switch is very practical and versatile 1 x Capacitive Approach Switch2 x Fastening Nut2 x Washer Item Type: Capacitive Approach SwitchOutput Mode: CR30-15AO: NO normally open CR30-15AC: NC normallyclosedPower Supply Voltage: Two wires 90-250VACWorking Current: Two wires 400mADiameter of Induction Cylinder Section: Approx. 30mm / 1.2inDetection Distance: Approx. 15mm / 0.6in 10%Power Cord Length: Approx. 1.2meter / 3.9ftDetection Objects: Metal, wood, paper, etc.Working Environment Temperature: -25~+75Storage Temperature: -45~+80Humidity: