Smart Fingerprint Door Lock Body All-Steel Double Action Mechanism

Engineered for secure and reliable door access, this smart fingerprint lock body features a durable all-steel construction designed for long-term performance in residential and commercial environments. The robust lock body provides enhanced structural strength while supporting modern smart lock systems.

The double-action locking mechanism is designed for smooth operation and efficient locking performance. Featuring a precision gear and connecting rod structure, it helps ensure consistent functionality and responsive engagement during everyday use. Compatible with square-head and round-head configurations, it offers versatile installation options for various door setups.

Ideal for smart home upgrades and security-focused applications, this lock body combines durability, dependable operation, and advanced mechanical design. Its wear-resistant construction and stable performance make it a practical component for modern fingerprint door lock systems.