LG FRIDGE REF 051 SA comes with a convenient lock and key. This is a smart initiative taken by LG manufacturers to always keep food safe from unwanted hands. Its mechanical control feature means that you can manually adjust the temperature settings to whichever suits your needs. 50L Ice Maker Lock and Key Mechanical Control It works with low voltages and can survive constant voltage fluctuations. It is also very easily maintainable. This is due to the anti rust outer body and the inner body is made with galvanized metal. This refrigerator comes with a medicine storage compartment situated by the door. Its multi air cooling function ensures freshness of consumables at all times.