● Pulse count optional. ● Preventing from false alarm due to surrounding factors. ● Automatic parameter adjustment according to environment factors to ensure sensitivity stability of detector. ● Automatic dual way temperature compensation (micro processor analysis) to maintain sensitivity in required temperature scope(-7癈?5癈). ● Detecting scope divided into 22 lens section and an overlooking area. ● With microprocessor to avoid false alarm. ● Infrared radiation, micro-wave sensitivity adjustable in accordance with practical condition. ● Designed convenient for installation... ...