Features 1、MULTIPLE WAYS TO UNLOCK: You can add a password and RF card on the for tuyaAPP, which is very convenient. You can use the for tuya APP unlock key or for tuya password to open the door 2、MULTIPLE PASSWORD MODES: You can set a periodic password that is valid for a specified period of time. You can also set a one time password to open the door, and the password will be invalid after being used once within 6 hours 3、PASSWORD SHARING: Access control keypad password sharing through for wechat, email, and for SMS is supported. You can view the unlock record, click the reminder message to view the log 4、SUPPORT WIRED DOORBELL: Smart access control keypad housing with ABS flame retardant material. Equipped with doorbell key, DC12V wired doorbell can be installed 5、FLEXIBLE AND PROGRAMMABLE: WiFi door lock opener can be set up management card, programming is very easy. No need to connect to a computer. Mobile APP can remotely view the latest information about the door opening Specifications Item Type: WiFi Access Control Keypad Material: Plastic Mode: NC/NO switchable Product Size: Approx. 117 x 117 x 22mm / 4.61 x 4.61 x 0.87in NC means to lock when powered on and unlock when powered off; NO means to open the lock with power and lock with power off User Capacity: 1000 Operating Frequency: 125KHz Card Type: Support EM ID or MF card compatible chip Reading Distance: 0-5cm Recognition Method: RF card, password, for tuya APP Record Capacity: Mobile APP can remotely check the latest door opening information Doorbell Key: Wired doorbell bracket Wiegand Signal: WG26, WG34 Operating Voltage: DC 12V Operating Current: ≤30mA Operating Temperature: -20℃~70℃ Operating Humidity: 20%~90% Weight: Approx. 139.00g / 4.9oz Package List 5 x Screws 4 x Plastic Wall Plugs 2 x User Manuals 1 x Controller 1 x Accessory