i. The core chip is imported from USA. can use more than ten years;

ii. The lock is suitable for security door for the High-grade residence;

iii. Adopt the univeral mortise of security door, and dimension is fits for uniersale mortise, can change conveniently;

iv. Deadbolt funtion: uplift the handle aftern close the door;

v. With 150 fingerprint users / 300 password user;

vi. Adopt sliding cover to protect the finger sensor, dustproof, waterproof;