Electromagnetic Lock, Surface Mount, Opening Action Electromagnetic, Aluminum, Amp Draw @ 12V 0.68, Amp Draw @ 24V 0.35, Input Voltage 12/24V DC, Features Surface Mounted for Single and Double Outswing or Inswing Doors, Total Projection (In.) 2 3/16 in, Holding Force (Lb.) 1,200, Lock Body Length (In.) 14 in, Lock Body Width (In.) 2 in, Lock Body Depth (In.) 2 3/16 in, Mfr. Series 2268, Instantaneous Release Delay, Brushed Aluminum Finish, Standards cULus Listed