Adopts optimized easy-grip operation panel with ample fingerprint placement area for smooth daily unlocking experience, supporting fingerprint, password and backup mechanical key multi unlocking modes to avoid key carrying and loss troubles. Able to store 50 groups of fingerprints and 100 user passwords, equipped with temporary one-time access code to flexibly manage family member and guest access permissions. Supports adjustable auto-lock duration including 5/10/20/30/60 seconds; built-in backlit keypad, low battery reminder, anti-peep virtual password and night silent mode to meet diverse usage demands. High-strength aluminum alloy lock body with IP55 waterproof level, stable operation in temperature range of -22°F~158°F, adapts to rainy, snowy outdoor harsh environments. Compatible with left and right opening doors, easy DIY installation only with a screwdriver, widely applicable to households, offices and apartment scenarios.

· Overall Size: 1.57in(H) × 2.91in(W) × 5.91in(D) · Weight: 2.03 Pounds · Main Material: Aluminum Alloy · Waterproof Grade: IP55 · Working Temperature: -22°F ~ 158°F · Core Features: Easy-grip operation panel, fingerprint/password/key multi unlock modes, 50 fingerprints & 100 user codes storage, temporary one-time access code, multi-speed adjustable auto-lock, anti-peep password, low battery alert, silent mode, left-right door adaptability · Functional Configuration: Fingerprint biometric recognition, backlit password keypad, auto-locking function, guest access management, outdoor weather resistant structure