Electromagnetic Lock Surface Mount/Face Drilled Opening Action Electromagnetic Steel Amp Draw @ 12V 250mA/12V DC Amp Draw @ 24V 150mA/24V DC Input Voltage 12/24V DC Projection from Wall (In.) 1 3/4 in Features Bond Stat for Single Inswing Doors Conduit Fitting Total Projection (In.) 1 3/4 in Holding Force (Lb.) 1 200 Armature Length (In.) 6 1/9 in Armature Width (In.) 2 3/4 in Armature Depth (In.) 1/2 in Lock Body Length (In.) 8 1/9 in Lock Body Width (In.) 1 3/4 in