The Lippert RV door lock features Bluetooth technology, which allows you to lock and unlock your rig's entry door using a smartphone. It uses proximity sensors to register your location and will provide remote locking and unlocking access through the OneControl app. The lock also provides audible feedback for successful locking and unlocking functions. In addition, this Bluetooth RV door lock is equipped with two methods for entry in case of smart device failure or dead batteries: a keypad, which illuminates at night for full-button visibility, and standard keys.• Three entry methods: keyed, keypad, and Bluetooth via OneControl® app• 60 Bluetooth range for easy codeless unlocking/locking near the door• Pair up to six smart devices per lock, with multiple locks in one app• Keypad buttons light up for nighttime use• Fits RVs with 2-3/4" x 3-3/4" cutout and 1-3/8" to 1-1/2" door thickness• Retrofittable on most RV doors with standard latches• Easy installation, no wiring needed• Three battery modes for daily use, storage, and low power• Includes (4) AA batteries, (2) keys, and mounting hardware• Durable aluminum construction with black powder-coated finish• 1-year manufacturer warranty• Right-hand latch for right-hinged doors Audible feedback for successful locking/unlocking Keypad entry with night-time illumination for visibility Standard key access as a backup for smart device failure or dead batteries | Lippert Keyless RV Right Door Lock with Bluetooth in Black