They need a thermometer?

Refrigerator is each family one of essential household electrical appliances, in summer, the refrigerator is indispensable. We mainly use it for refrigerated and frozen food. So they need a thermometer? Refrigerator need thermometer, of course, because when the refrigerator using some years later can all aspects of performance are good, we need to change the new one. But we can't accurate know that fridge what will be bad. So we need to put in the refrigerator in a refrigerator thermometer, in order to check the refrigerator and refrigeration thermometer at any time. Models: RT221 refrigerator thermometer with belt hook type: refrigerator thermometer with hook material: all the SS304 stainless steel surface diameter: 63 mm temperature range: - 40 - 40 c: precision & plusmn; 2% table: it is a commonly used refrigerator thermometer, glass appearance beautiful, use and cleaning are very convenient. The temperature of the freezer refrigeration general winter transferred to 5 to 7 file ( 2-4 ℃ temperature) , the summer is 1-3 gear ( 6-8 ℃ temperature) And frozen in - generally 18℃。 The refrigerator thermometer temperature range is - 40 - 40 ℃, cold storage and refrigeration can be.