Smart key box

The invention discloses an intelligent key box which comprises a box body and a storage cavity. The box body comprises a shell, a power source, a password input device, a controller and an opening-closing execution mechanism, the opening-closing execution mechanism and the storage cavity are positioned inside the shell, the shell comprises a front faceplate, a rear faceplate and a shaft portion, the front faceplate and the rear faceplate are rotatably connected through the shaft portion, and the password input device is embedded in the front faceplate and used for inputting passwords or recognition features; the intelligent key box further comprises a storer and a communication module, and the password input device, the power source, the opening-closing execution mechanism, the storer and the communication module are electrically connected with the controller and positioned in the shell. Used passwords can be changed, increased or deleted at any time, so that convenience and safety in password sharing can be realized. Further, the intelligent key box can memorize unlocking time and used passwords, and a basis is provided for event tracing.