Ideal application - Designed for exterior doors where a switch input and secure locking are required. Fits doors 1-3/8 to 1-3/4 inches thick. - High security features include a lock resistant to opening, tampering, and drilling, plus an anti-installation shield and a 1 inch sliding steel anti-pry pin. Ready for assembly - This kit includes two exterior door units with a switch, each containing a door handle and a single-cylinder sliding latch. - Includes a 4-way adjustable latch to accommodate standard door preparations with backsets of 2-3/8 inches or 2-3/4 inches. - All necessary door hardware is included for installation. Use - Reversible for both right-handed and left-handed exterior doors. - Easily installed with a Phillips screwdriver; designed to fit a wide range of standard door setups. Security and durability - Durable, quality construction built for reliable daily use. - The sliding lock enhances security and provides peace of mind. - Manufacturer offers a full lifetime warranty covering materials and workmanship defects. Finish and compatibility - Satin nickel coating provides a high-quality, versatile finish that harmonizes with existing doors, frames, and hardware. 2-3 practical use scenarios - Scenario 1: Front entry doors in a residential home requiring a secure, switch-enabled locking solution that fits common door thicknesses and backsets. - Scenario 2: A renovation or retrofit project replacing mismatched exterior hardware on a pair of doors, with reversible handing and adjustable backset to ensure a proper fit. - Scenario 3: A small business or rental property needing durable exterior door hardware with easy installation, robust security features, and a long-term warranty. Key specifications - Door thickness compatibility: 1-3/8" to 1-3/4" - Backset options: 2-3/8" or 2-3/4" - Finish: Satin nickel - Includes: Two exterior door units with switch, two door handles, two single-cylinder sliding latches, four-way adjustable latch, and all mounting hardware - Warranty: Full lifetime warranty from the manufacturer on materials and workmanship Note: This description preserves the original product functions and features, presented in clear, customer-focused language for easy decision-making.