Numeric touchscreen electronic gripset, keyless. Grade 2 security rating, for strong performance across a range of residential applications. Easily fits between the front door and screen door. LED down lighting. Memory for 19 access codes. Installs in minutes with just a screwdriver. Works in the rain and when you're wearing gloves. Uses 1 x 9V battery (not inclueded). Lifetime warranty on mechanism and finish and 3-year warranty on electronic.