Great Convenience
Touch to activate, touch to lock
Holds up to 25 user codes
Holds up to 4 single-entry codes
Volume control (adjustable to work with environments)
Vacation mode (deactivates all user codes temporarily)
Auto-lock with adjustable delay (10 - 99 seconds)
Back-up mechanical keyway
Door bore hole: 2-1/8"(54 mm) or 1-1/2"(38 mm)
Door thickness: 1-3/8"(35 mm) to 2"(51 mm)
Adjustable backset: 2-3/8"(60 mm) and 2-3/4"(70 mm)
Touch Screen Back-light color: Blue
Power: DC 6V (Four AA 1.5V alkaline batteries)
Operation temperature: -31℉ to 150.8℉ (-35℃to 66℃)（Temperature
tolerance
could vary due to different weather conditions）