Electric Door Strike, For Use With Mortise/Cylindrical Locksets, Rim Exit Device, Performance Heavy-Duty, Failure Mode Fail Safe or Fail Secure, Input Voltage 12 to 24V AC, 12/24V DC, Door Frame Type Hollow Metal/Wood, Faceplate Width 1 in, Faceplate Height 6 in, Faceplate Depth 1 3/16 in, Pull Force 1,500 lb, Grade 1, Fire Rated No, Finish Brushed, Material Stainless Steel, Bolt Throw 1/2 in, 5/8 in, 3/4 in, Strikes 500,000 Cycles, Standards ANSI/BHMA A156.31 Grade 1, UL 294