Numeric touchscreen, fingerprint-resistant, works in the rain and when you're wearing gloves. Slim profile: sleek without sacrificing strength, easily fits between the front door and screen door. Durable, Smart Design: Grade 2 security rating, for strong performance across a range of residential applications, 2-year battery life with a 9V battery backup. LED Down Lighting: illuminates the numbers when needed. Dedicated Icons: for both low battery and programming mode. Enhanced Security: 100% bump-proof, 100% pick-proof. Exceptional Convenience, no more cutting keys or re-keying locks, installs in minutes with just a screwdriver, memory for 19 access codes, no more keys to lose, hide, carry or forget.