PRIVACY FUNCTION DOOR HANDLES INTERIOR: Equipped with a keyless button lock, these door locks for bedrooms protect the privacy of spaces like bedrooms and bathrooms. In emergencies, they can be opened from the outside using a flat tool, ensuring safety. EASY-TO-INSTALL DOOR HANDLE SET: Includes clear instructions and an installation video for quick setup. Features an adjustable latch for backsets of 2-3/8 in (60 mm) or 2-3/4 in (70 mm) and fits door thicknesses from 1-3/8 in (35 mm) to 1-3/4 in (45 mm). VERSATILE APPLICATION DOOR KNOB WITH LOCK: Ideal for left-handed or right-handed doors in bedrooms, bathrooms, living rooms, or offices. The modern design complements various interior styles, meeting both functional and aesthetic needs.