Model: LJ12A3-4-Z/BY Wire Type Cylindrical DC 3 Wire Type Switch Appearance Type Cylinder Type Theory Inductive Sensor Output Type PNP NO(Normal Open) Diameter of Head 12mm Detecting Distance 4mm Supply Voltage DC 6-36V Current Output 300mA Response Frequency 0.5KHz Detect Object Iron Operating Temperature -25C to +55C (Non-freezing Condition) Size 6.2 x 2cm/2.4'' x 0.8'' (L*Max. Dia) Cable Length 110cm/43.3\ External Material Plastic, Alloy