Delayed Egress Maglock, Delayed Egress, Opening Action Electromagnetic or Manual, Amp Draw @ 12V 1500mA, Amp Draw @ 24V 850mA, Input Voltage 12/24V DC, Holding Force (Lb.) 1,650, Armature Length (In.) 2 3/8 in, Armature Width (In.) 9/16 in, Armature Depth (In.) 7 3/8 in, 15 sec Release Delay, Satin Aluminum Finish, Standards UL Listed, Options Included Dual Voltage