Level Lock Smart Lock, Keyless Entry, Smartphone Access, Bluetooth Enabled, Works with Ring and Apple HomeKit - Satin Nickel Meet Level Lock, the smallest smart lock ever. Replace your existing deadbolt without compromising on design and security. In the footprint of a traditional lock, you can add effortless new ways for everyone to access your home. Works with Apple HomeKit. IMPOSSIBLY SMALL: By hiding technology on the inside of the door, Level Lock is the smallest smart lock ever made. DESIGNED FOR EVERYONE: Give friends and family the convenience of using their phone, voice, or a key to enter your home. Automatically unlock as you approach and lock after you leave. CREATED TO KEEP LIFE MOVING: With the Level App you can invite friends and family in with ease, create guest passes for events, and more. EVERYDAY CONVENIENCE: Unlock your door automatically upon approach with Auto-Unlock. Never forget to lock with Auto-Lock. Plus, hear audio confirmations when someone comes and goes. WORKS WITH APPLE HOMEKIT: Add to HomeKit so you can remotely access Level Lock from anywhere, lock/unlock with Siri, run automations, and get notifications. A HomeKit hub is required for certain features. TRUSTED SECURITY: Certified BHMA AAA. Meets the highest residential industry standards for security, durability, and finish. SIMPLE INSTALLATION: Features an innovative and compact wire-free design, making it easy to install with just a screwdriver. The adjustable backset fits both 2 3/8" and 2 3/4" profiles and replaces an American standard deadbolt. POWER EFFICIENT: Powered by one CR-2 battery (included). SMARTPHONE COMPATIBILITY: Connect to iOS and Android devices: Requires iOS 12 or later or Android 6 or later. Bluetooth 4.0 or later. WORKS WITH WALMART INHOME: After installing your Level Lock,