Technical Data
Type: Mini keypad lock
Material: Zinc alloy
Finished: Powder coating
IP Rating: IP65
Power Supply: 1 x CR2032
Function length(X): 20.5mm / 30.5mm
Features of Mini Keypad Lock
Ultra-slim and streamlined all-metal lock housing design.
Vertical version.
Three-level management: Master code, Manager code, and user code.
Public mode and private mode can be switched freely.
Front-Accessible battery replacement.
Master key for emergency opening.
Easy installation and retrofit with standard 16 mm x 19 mm mounting holes.
Low voltage alarm.

Source: https://www.makelocks.com/mini-keypad-lock-mk750-v.html