Advanced arithmetic, optimize image management and unique fingerprint recognition technology. Simple operation, humanity design and operation through different classes in order to avoid the mistake. Administration of different classes, administrator(two) controls the common users(48); Unlock by fingerprint and cipher, FP and ciphers. Digital inquiry, to inquire about storage quantity and location through sound and optical means. Oriented deletion, delete appointed fingerprint. Alarm give an alarm when started in low power or prized. Anti-jamming, circuit applies low-frequency design. Energy and electricity saving: Low power consumption design and battery is available for 2000 times. Standard lock body, international standard fivetongue lock body is applied. Applied in many occasions, in residence, office and hotel etc. Auto lock, when closing the door. Hign-end of Fingerprint Pressure Sensor. Both door lock and sensor are rains/water resistance. European standard. OEM/ODM Accepted.