Taiss/1 Pair Photoelectric Switch 0-20M Through-Beam Reflection Optical, 12Mm Product Details Photoelectric Switch can be applied in security system, manufacturing industry. Weatherproof (IP66) construction for indoor/outdoor usage.Safety sensor for garage doors or outdoor gates,Overhead door security sensor,Industrial automation, Detect small objects on manufacturing line,Entry detection for store fronts,Assist in measuring parking distance,Alarm sensor etc. This product is widely used in outdoors gates, garage doors, Weatherproof (IP66) construction for indoor/outdoor usage etc. Supply Voltage:6-36V DC;Type : NPN?normally open ?;Wire Type : DC 3 Wire,Proximity-sensing / Opposite Type Sensory Distance : 0-20m?Sending Light : Infrared Rays;Current : 300mA;Thread diameter: 12mm/0.47" Body Size?66mm x12mm/2.6" x0.47"(Max.D*L);Cable Length : 120cm/47";Weight : 70g Package Content: 1 Pair x Photoelectric Switch+2 x Mounting Bracket 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.