Technical Specification Item Electromagnetic Lock Type Surface Mount Opening Action Outswing Electromagnetic Lock Door Material Aluminum Amp Draw @ 12V 0.50 Amp Draw @ 24V 0.25 Input Voltage 12/24VDC Total Projection (In.) 1-1/4 Holding Force (Lb.) 650 Lock Body Length (In.) 10-1/2 Lock Body Width (In.) 1-3/4 Lock Body Depth (In.) 1-1/4 Mfr. Series 2500 Release Delay Instantaneous Finish Brushed Aluminum Standards UL Listed Options Included Dual Voltage, Anti-tamper Switch, Dsm- Door Status Switch, Dyn-dynastat Force Sensor And Led For Use With Interior Doors Includes Mounting Hardware Package Quantity 1 Compliance and Restrictions None This listing is for each.