The intelligent card apply advanced encrypted card imported from Germany, and it is anti-counterfeit. The combination of code of key is more than one billion. The system management software can run with WINDOWS 3X and above versions. Apply 5-level management mode which is surpass to the traditional 3-level management mode. The system can provide card-making management with twelev levels that satisfy all requirements with different customers. It has additional function such as time-limit, and channel to every form of intelligent card. Technical parameters: The thickness of door: 40-55mm; Power supply: 4 LR6(AM3, AA)/1.5V alkaline batteries; Service life of battery: approx. 20, 000 times for IC card. Open door with insufficient power: It will give alarm when the power of battery is insufficient, and still can open door approx. 100 times; Ambient temperature: -40C-70C Ambient RH: 20%-95%.