Combining strength, (1500 lbs holding force) and endurance (1.5 million cycles), the all-in-one, fire-rated F2164 electric strike from Rutherfold Controls features a “Saw-tooth Adjustment Locator” design to enable installers to choose the precise position for the lock. Other Standard features include: field selectable voltage, (12 or 24VAC/DC), low current draw (only .19 Amps @ 24VDC), plug-in wire connectors and anti-tamper pry-guard.