Longhorn is a major manufacturer of ePIRdetector, based in China.We offer various types of products such as ePIRdetector, passive infrared detector, combustible gasdetector and so on. Our products are high quality and competitively priced. Ourfull chain of manufacturing embedded magnetic door detector, photoelectronic smoke detector can be completed in China, even inone city. Our lower manufacturing cost can save your purchasing cost. A moredetailed description of our product is shown on the page.