Activeinfrared detector use invisible infrared to scan a settlted protected area. It consists of active IR transmitter anda receiver. Any intruder blocks the beams will be immediately set off an alarm.Longhorn provides from dual beam to four beam, ranging 30m to 250m, for outdoorperimeter protection.
Longhorn is a major manufacturer of active infrareddetector, based in China.We offer various types of products such as active infrared detector, glass breakdetector, temperature detector and so on. Our products are high quality andcompetitively priced. Our full chain of manufacturing alarm siren, fire alarmcontrol panel can be completed in China, even in one city. Our lowermanufacturing cost can save your purchasing cost. A more detailed descriptionof our product is shown on the page.