Technical Data
Type: Electronic Keypad Lock
Material: Zinc alloy
Finished: Powder coating
IP Rating: IP65
Power Supply: 4 X AA alkaline batteries
Features of Electronic Keypad Lock
All metal design, slim and thin, with a dead bolt.
Three-level management: Master code, sub-master code, user code.
Public mode and private mode can be switched freely.
Separate Design, Compatible with surface mount and recessed locker handles.
Type-C emergency power supply.
Low voltage alarm.

Source: https://www.makelocks.com/electronic-keypad-lock-mk-e754.html