Biometric Switch, Operating Temp. 23 Degrees to 122 Degrees F, Mounting Hole Size 22 mm, Housing Material Polyamide PA66, Operation Type Momentary, Connection M12, NEMA Rating 12, IP Rating 65, Voltage 24V DC, Width 2.73 in, Height 2.13 in, Depth 1.53 in, Max. Current 200 mA, Circuit Type PNP, Response Time Less Than 1 Sec., Storage Capacity 200 Records, Standards UL, CSA, CE, IEC 61000-6-2/ IEC 6100-6-7