Digital password lock, the cutting-edge digital artificial intelligence system, is the most high-tech new product. The lock has two independent opening methods: password and electronic sensing, which are practical, convenient, and fashionable. The international most popular cast steel integrated structure, with a delicate and elegant design. The unique combination of keys from 3-15 digits allows for flexible operation, with a powerful password control function and convenient operation. It uses the top-tier electronic lock core from South Korea, meeting the KPS standard. The door lock can be set to have automatic and manual opening functions, which are convenient and quick. It also has an automatic locking function. Crystal digital buttons, which can light up at night, are easy to use. It also has a silent function and other alarm sounds, as well as a battery replacement prompt sound.