3m Quick Change Disc Backup Pad,3 in Dia 7000119310

Proximity Reader, Type Mullion Frame Mounted Proximity Reader, Switch Action Wiegand Protocol Interface Compatibility with All Standard Access Control Systems, Material Plastic, Finish Painted, Depth 1 In., Height 6 In., Width 1-2/3 In., Color Gray, Input Voltage 5 to 16VDC, Output Wiegand, Amps AC 110mA, Operating Temp. -22 Degrees to 150 Degrees F, Event Audit Trail No, Keypad No, Cylinder No, Standards Canada/UL 294 Listed