Uxcell 4Mm Inductive Proximity Sensor Switch Detector Npn No Dc 5-30V, Mcu Board Product Details ?Specification?: Detecting Distance: 4mm; Supply Voltage: DC 5-30V; Current Output : 200mA; Detect Object : Iron. Wire Type: DC 3 Wire Type (Black, Brown, Blue); Switch Appearance Type: Rectangular Type; Theory: Inductive Sensor; Output Type: NPN NO(Nomal Open). ?Sensitive Detection?: ABS material detection surface, the built-in intelligent sensing chip of the proximity switch can sensitively detect objects, when proximity switch is close to single target object, it will send control signal. ?Material?: Brass nickel-plated shell, not easy to rust and fade. With 200CM copper wire, strong and durable, and excellent electrical conductivity. ?Application?: It is a component widely used in automatic control industry for detecting, controlling, and contactless switching. It is Widely used in mechanical automation, 3D Printer Probe Bed Leveling, paper making, light industry for limiting station, orientation taking count, speeding trial etc. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.