Reed Switch, Prewired, Switching Current 50 mA, Switching Voltage 24V DC, For Bore Dia. 8, 12, 16, 25, 32, and 40mm Bore dia, Function Normally Open, Lead Length (Ft.) 9.8 ft, Temp. Range (F) 14 Degrees to 140 Degrees F, Enclosure Type Composite, Display N/A, Number of Wires 2