Enerlites High Bay Ceiling Motion Sensor, Passive Infrared Pir, 50H, White Product Features CEILING OCCUPANCY SENSOR uses passive infrared technology, PIR motion sensor to automatically turn ON/OFF lights. This motion sensor features a bright LED indicator when the sensor senses motion. OCCUPANCY SENSOR Two interchangeable Fresnel lenses for perfect detection based on application needs. This allows the sensor to cover any ceiling height from 8 feet to 50 feet. EASY INSTALLATION This ceiling motion detector only requires a 1/2 inch knockout cutting material costs and installation time. MULTI-LEVEL, 360 degree interchangeable lens. Compatible with LED, incandescent, CFL lighting. Easy adjustable sensitivity control via DIP switch. Adjustable sensitivity 50%-100%. LARGE SENSOR RANGE Up to 2800 sq. ft coverage, 360 degree field view, Operating temperature (32 ? 131F), 120VAC 0 - 800W Ballast or Tungsten, UL-Listed. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!