Various unlocking methods, fingerprint identification, password input, mechanical key, etc. It also has voice prompts, which is convenient and fast. The rotary handle design, and the fingerprint collection area is embedded above the handle, this design conforms to the man-machine operation, and the door opening process is smooth and convenient. Selected materials, safety materials, the body adopts integrated high-strength alloy panel, safe and durable, strong and explosion-proof, simple appearance design and fashionable color matching can well integrate a variety of different decoration styles.