Keypad Access Control System IP66 Waterproof ID Card Wireless Access Controler Smart Lock for Home Item Type: Keypad Access Control SystemMaterial: ABSWireless Keyboard: 3xAAA (self provided)Wireless Door Button, Wireless Remote Control: CR2032 button battery 100mAhx1 (built in) (3V)Wireless Controller: DC12V+20%Standby Current: Keyboard machine ≤ 10uA; open the door button ≤ 10uA; controller ≤ 20mA Working Current: Keyboard machine ≤ 70mA; door open button ≤ 8mA; controller ≤ 50mAKeyboard Machine Battery Life: Open the door 20 times a day, about 12 months Door Button: Open the door 20 times a day for about 12 months User Capacity: 1000 ordinary users +100 temporary users Card Type: EM card/Mifare card Card Reading Frequency: 125KHz/13.56MHz Communication Frequency: 433MHz CommunicationDistance: ≤30 meters (related to the use environment) Opening Current: ≤2A Operating Temperature: -40℃~+60℃ Keyboard Machine Size: Approx: 134x48x25mm/5.27x1.88x0.98in Door Button Size: Approx: 80x38x16mm/3.14x1.49x0.62in Controller Size: Approx: 85x50x25mm/3.34x1.96x0.98in Outdoor Machine Waterproof Grade: IP66