According to the query of smart lock network, among the top ten brands of fingerprint lock, Texaco Dun ranks tenth, which is derived from German technology, novel process design, independent research and development of core components, German chips, extremely stable cost performance and large market share, and is worth recommending! Texton products adopt patented designs. The same appearance can be configured with fingerprint password lock, induction password lock, four-in-one lock and remote fingerprint lock. More importantly, it adopts a reliable and safe double-fast anti-theft and fire-proof lock body, embeds the design of bank professional Swedish FPC11F acquisition head, adopts an adaptive fingerprint core algorithm, adopts an anti-peeping pseudo-password input method, and uses blades as the spare lock cylinder. In addition, the fingerprint, password and user ID number of this product are managed by hierarchical authority, which makes users more convenient, safe and assured.