ANSI (American National Standards Institute) Highest Residential Security. Durable resistive touchscreen with matte finish to protect against fingerprints and smudges. Anti-pick shield protects against lock tampering. Built-in Alarm Technology senses movement of the door and alerts homeowners with an audible alert. Select between 3 alerts: Activity, tamper, or forced entry alert; customized to fit your security needs. Holds up to 30 user codes. Easy installation with just a screwdriver. No wiring required.