Magnetic Door Detector
Longhornis a Chinamagnetic door detector manufacturer and supplier. We offer magnetic doordetector, and alarm indicator, emergency button. Our high quality products areoffered at competitive prices. Longhorn is located in China, and the full chain of manufacturing firealarm control panel, dialing burglar alarm can be completed in China, even inone city. Lower manufacturing cost saves your purchasing cost. The more detailsof each product are shown on the page with description.