Kwikset 910 Z-Wave Signature Series Traditional Electronic Deadbolt in Lifetime Polished Brass Motor-driven deadbolt latch allows for true remote locking and unlocking Z-wave enables the lock to wirelessly communicate with other devices in home Installs in minutes with just a screw driver - no hard wiring needed ANSI/BHMA grade 2 certified; full 128-bit encryption security Requires 4 AA batteries, purchased separately