Premis is a touchscreen Smart Lock that works with Apple® HomeKit™. It is a one-touch locking motorized deadbolt. You can enter your home with the convenience of keyless entry using Siri® voice commands, the Premis app, or with your personalized code. It features patented SecureScreen™ technology to prevent code detection from fingerprints on the touchscreen. Premis is easy to install, program and use, and operates on 4 AA batteries. This single cylinder deadbolt can be locked or unlocked by using the keypad or key from the outside as well as the turn button from the inside. The crisp, clean appearance of the satin nickel finish adds to the overall look of the product and brings a modern feel.