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Wireless Door Magnet MIC-87
Function FeaturesMicro power special CPU;Micro power special CPU, self-check open/closed status of doors and windows; 12V battery, low power indication; 3.7V high capacity Lithium battery, low power LED indication and send signal to host. SpecificationsAlarm Distance: ≤2cm Emitting Distance: ≥150M(in open area) 433/868 MHZ optionalWireless Door Magnet MIC-87