Wireless Wide Angle PIR Sensor MIC-80 1 Artistic outward appearance, universal bracket included 2 9V ... battery Wireless Wide Angle PIR Sensor MIC-80 Function FeaturesNice outlooks design, universal bracket included; 9V battery, ... alarm, non fause alarm and no miss alarm; MIC-80:Tamper alarm, low power LED indication.MIC-80L:Tamper alarm ... MHZ optional Wireless Wide Angle PIR Sensor MIC-80