Feature:1. Fine Workmanship: It adopts the encryption algorithm and split design of TEA plus rolling code, and the precise design ensures higher security.2. Keyboard Design: The keyboard is waterproof and conforms to IP66 backlit keyboard, and one controller can set up to 5 wireless keyboards and wireless exit buttons.3. Large Capacity: Support 500 ordinary users and 100 visitor users storage capacity, can use 48 digit PIN or EM card to open the door.4. Multiple Interfaces: The controller provides multiple interfaces, such as external doorbell interface, alarm interface, and exit button interface.5. Wide Application: The kit consists of a wireless keypad, a wireless exit button, and a controller. It is suitable for various door locks and has strong compatibility.Specification:Item Type: Wireless Access Control SystemMaterial: ABSRemote Control Battery Type: CR2032 Coin Cell Batteryx1 (not included)Access Controller Battery Type: AAA Battery x 3 (not included)Model: AW1Communication Frequency: 433mhzCard Type: Em CardMaximum Communication Distance: 30m/98ftRelay Contact Load Maximum: 2AmpSafe Mode With Signaled Fault ProtectionUser Capacity: 600 User CardsWaterproof Grade: IP66Working Voltage: DC 12VFunction:Communication is performed at 433MHz using the TEA+ rolling code encryption algorithm.AW1 consists of the following devices: wireless keyboard, wireless exit button, controller.The wireless keypad supports 500 regular users and 100 guest users to open doors using a 4-8 digit PIN or EM card.For night use, white covers are installed on the wireless keyboard. There is a doorbell in the controller.The controller provides a variety of interfaces, such as external bell interface, alarm interface, exit button interface.Door contacts can be connected to a controller to detect open circuits.Up to 5 wireless keyboards and wireless exit buttons can be set up to one controller.A single wireless keyboard or wireless exit button can be set up to work with multiple controllers..Package List:1 x Access Controller1 x Controller2 x Glue2 x Access Control Card2 x Remote Control1 x Screwdriver1 x Instruction Manual1 x Hex Screwdriver4 x Expansion Screw Sleeve4 x Screw1 x Wire