Youll feel extra secure knowing the powerful Double IntelliMag Magnetic Lock 8320-IQ, for out-swinging doors, packs up to 1500 lbs. (680kg.) of holding force from each electromagnet. It features an individually encoded armature, built-in 0-110 second time delay mechanism, lock status sensor including LED, and alarm time setting. This model enhances convenience with easily accessible wiring cavity, adjustable mounting bracket, and field-selectable 12/24VDC voltage.