5-Way Unlocking: Access your home via fingerprint, numeric password, IC card, traditional mechanical emergency key, or the indoor manual knob. Biometric Recognition: High-speed 3D semiconductor fingerprint sensor located on the handle for seamless, one-motion entry. Safety Reverse Lock: Includes an indoor manual "deadbolt" knob to ensure privacy and extra security when you are inside. Emergency Power Backup: Equipped with a hidden USB interface at the bottom to power the lock via a power bank if the batteries die. Anti-Peep Keypad: Supports virtual password entry to prevent strangers from spying on your actual code. Durable Build: Sleek matte black finish designed for modern aesthetics and resistance to wear and fingerprints.