Final answer:
The manual zincker door knob with keypad lock is keyless and features an electronic pin code, childproof design, 5s auto-lock feature, suitable for various interior security locations, and comes in a matte black color.
Step-by-step explanation:
The description of the manual zincker door knob with keypad lock that you are inquiring about involves several key features. This interior door knob is designed to enhance the security of various rooms such as bedrooms, apartments, garages, and offices. Its keyless entry system utilizes an electronic pin code mechanism, allowing for a secure, yet convenient method of controlling access.
The device is also child proof, which means it is designed to prevent unauthorized access by children, adding an extra layer of security. One of its notable features is the 5s auto-lock function, which automatically engages the lock 5 seconds after the door is closed. Lastly, the knob's matte black finish gives it a sleek and modern appearance.