The Universal Security Instruments Smart Button Door Lock gives you security that fits your life. Lock and unlock from anywhere with the Feit Electric app—no hub required. Set unique codes for family, friends, or service providers and manage them anytime, whether you're home or away. With up to 100 codes available, you'll always have flexibility for who comes and goes. The Braille soft-touch keypad provides independence for the visually impaired while making everyday use easier for everyone. The auto-locking feature gives you peace of mind by securing your door on a set schedule, so you never have to wonder if it was locked behind you. This lock is built for real life. Its IP65 rating protects against extreme weather, while the auto-calibrating motor makes installation simple in any doorway. Long-lasting battery power keeps it running for months, and in the rare event of an outage, a USB-C backup port and physical key ensure you're never locked out. For over 50 years, USI has led the way in trusted home protection. The Smart Button Door Lock continues that tradition with technology designed for everyday convenience, accessibility, and peace of mind.