Additional Details ------------------------------ Product description: Assure Lock SL Slim Key Free Touchscreen Keypad Deadbolt Yale RYRD256NR619 Yale Assure Lock SL Lose Your Keys. For Good. Introducing the slimmest electronic lock for your home the Assure Lock SL. This sleek and modern touchscreen deadbolt allows homeowners to enjoy the convenience of 100% key free unlocking while enhancing curb appeal. Unlock your home without the hassle of keys by entering your 48 digit entry code on the keypad. Lock the door behind you by simply tapping the keypad. The lock is simple to install and even easier to use. Upgrade your Assure Lock SL with a Yale Smart Module to add it to your smart home or security system. Features. Unlock your door without keys by entering your code on the locks keypad. Replaces your existing deadbolt in minutes on standard doors. The lock is 100% key free so its tamper proof. The backup charger prevents lockoutsIncludes. Yale Assure Lock SL Lock, Deadbolt Strike and Mounting Hardware, 4 AA Batteries, Installation Manual and Door TemplateSpecifications. Finish Satin Nickel. Material Metal. Country of Origin Made in USA. Lock Type Deadbolt. Dimension 3.75 L x 6.75 H x 3.12 W x 3.75 D. Weight 3.5 lbs