When you need to install a fail-secure strike on a door that presents installation challenges, use the Seco-Larm Enforcer Electric Door Strike with Horizontal Adjustment. This strike's 1/4-inch horizontal keeper adjustment facilitates installation on warped doors, doors with different-sized latch bolts, and other unique situations. The miniature lock body and screw terminals make installation even easier. The strike works with metal or wooden doors, and its reversible design supports either right- or left-handing. The strike has been tested to 500,000 cycles and has an ANSI faceplate for reliable security. FEATURES: Horizontal keeper adjustment reduces installation difficulties. Fits right- or left-handed metal or wooden doors. Miniature lock body for easier installation. Durable stainless-steel ANSI faceplate. Corrosion-resistant case and moving parts. Fail-secure operation locks door in power outage. KEY SPECS: Operating Voltage: 8-16 VAC/12VDC. Current Draw: 16VAC: 800mA; 12VDC: 750mA. Max. Latch Throw: 5/8-inch (16mm). Latch Depth: 3/4-inch (19mm). Keeper Depth: 2-1/32 inches (16.8mm). Strike Depth: 1-1/2 inches overall (38mm). Warranty: 3 Years. CONTENTS: Electric Door Strike, (2) Mounting Tabs, (2) Machine Screws (narrow), Mounting Plate, Mounting Template, (2) Wood Screws, (4) Machine Screws, (2) Black Anchor Nuts, Instruction Manual. NOTE: Does not support fail-safe operation. Supports fail-secure operation ONLY.