Vifemify Electronic Keypad Door Lock Intelligent Password 1?15 Digits Unlocking for Sauna File Cabinet Drawer Digital Door Lock

Specification: Item Type: Electronic Password Cabinet Lock Material: Zinc Alloy Password: 1-15 Digits Battery Specification: 2 AAA Batteries (Not Included) Standby Current: ?2 uA Maximum Current: ?5mA Battery Life: 1-2 Years (Calculated Based On 30 Unlocks Per Day) Working Temperature: -20-70? Relative Humidity: 20%-80% Package List: 1 x Password Cabinet Lock 1 x Manual Note: The emergency power supply is only used for emergency unlocking, and two AAA batteries should be installed immediately after opening the door.It is forbidden to use the emergency power supply for a long time, otherwise the emergency power supply will be exhausted within 24 hours.