Supports keypad password, nearby Bluetooth access, remote Wi-Fi App control, verified voice unlock and backup mechanical keys; stores up to 200 custom user codes, equipped with backlit keypad and anti-peep virtual password design. Powered by 4 AA batteries, lasts 7 months under Wi-Fi mode and 10 months under Bluetooth mode; reserved USB-C emergency power supply port for power outage scenarios. Real-time access alerts, door status check, remote lock/unlock and timestamp access records are available via App; supports grouped permission management for family and temporary guests. Customizable auto-lock timing prevents missed locking; pin attempt lockout function blocks brute force password cracking. Works with mainstream smart home platforms for voice control; fits standard deadbolt positions without extra drilling for quick installation, built with aluminum alloy for stable daily use.

· Overall Size: 5.88in(H) × 2.2in(W) × 2.65in(D) · Weight: 1.51 Pounds · Main Material: Aluminum Alloy · Power Supply: 4 AA alkaline batteries included · Battery Life: 7 months (Wi-Fi mode) / 10 months (Bluetooth mode) · Core Features: Multi unlock modes, 200 user codes storage, anti-peep password, App remote control, real-time alerts & access logs, adjustable auto-lock, wrong code lockout, Alexa/Google Home/SmartThings compatible, no extra drilling installation, USB-C emergency power · Functional Configuration: Wi-Fi+Bluetooth dual connection, voice control permission management, anti-tamper protection, smart linkage with home ecosystem