Description: Security Features: This smart door lock offers multiple methods for enhanced security, The lock is equipped with an anti theft Level lock core and anti plug lock core to ensure maximum security.Multiple Unlock Methods: The Smart Door Lock offers various unlock methods such as password, APP, IC card, and mechanical key, providing maximum convenience.Convenient Access: With the live fingerprint hidden in the handle, you can open your door in step, enjoying a convenient smart life. The product dimensions are 70X185MM and it's suitable for doors with thickness between 40MM-120MM.Material: The Electronic Digital Lock is made of Aluminum alloy, which is strong and not easily damaged, resistant to wear and tear, and can be used for a long time.Application: The Keypad Door Lock with Handle is suitable for wooden doors, metal doors, and stainless steel security doors.NOTE: It operates on four AA batteries (not included) offering long term performance. Specification: Material: Aluminum alloy Size Chart: 7cmx18.5cm/2.76inchx7.28inch Package Includes: 1 Smart Door LockSet Note: Please allow slightly errors 1-2cm differences due to manual measurement.