b'G CDA B F EDOOR/WINDOW SENSORSSlim Line Door & Window SensorsIdeal for narrow jamb door and window applications.Compatible with E27 & M1 Controls 902 Mhz - 928 Mhz frequency hopping Size: .71" x 3.4" x .8"One built-in reed switch Maximum operating gap of reed: 3/4"Magnet: .57" x 1.5" x .6"Front and back tamper option RoHS Compliant TWO-WAY WIRELESS SENSORSA.ELK-6020 B.ELK-6020BRColor: White Color: Brown7 62158 16020 2 7 62158 16039 4MiniWindow SensorsExceptionally thin wireless window sensor.Perfect for double hung windows 902 Mhz - 928 Mhz frequency hopping Size: 1.1" x 2.3" x .25"Compatible with E27 & M1 Controls Maximum operating gap of reed: 3/8"Magnet: .37" x 2.3" x .25"One built-in reed switch RoHS CompliantC.ELK-6021 D.ELK-6021BRColor: White Color: Brown7 62158 16021 9 7 62158 16043 1Recessed Door SensorsThe ultimate wireless security device for discriminating customers!Mounts into a 3/4" drilled hole in a wooden door jamb and becomes nearly invisible once the door is closed.Designed for wood and vinyl doors 902 Mhz - 928 Mhz frequency hopping RoHS CompliantCompatible with E27 & M1 Controls Maximum Operating Gap: 3/4"Built-in tamper switch Size: 75" x 25", Mag: 75" x 625"E.ELK-6023 F.ELK-6023BRColor: White Color: Brown7 62158 16031 8 7 62158 16038 7G.ELK-6022Universal 3-Zone Sensor3-in-1 sensor provides 1 wireless zone (built-in reed switch) and 2 hardwired zones7 62158 16022 6(open/closed zone inputs) to be transmitted as 3 wireless zones.Compatible with E27 & M1 Controls Front and back tamper option Size: 1.5"W\\ x 3" x .9" One built-in reed switch zone 902 Mhz - 928 Mhz frequency hopping Magnet: .57" x 1.5" x .6"Two zone inputs for external contacts Maximum operating gap of reed: 1/2" RoHS Compliant39'