Double-screen digital LCD: Simultaneously measuring temperatures of two places * Long sensor go-between:The length of the outdoor go-between is about 1.3 meters * Exclusively designed:can easily pass through the refrigerator"s sealed parts not causing gas leaked * Can be placed on the table, nailed on the wall and in the refrigerators with strong magnetic iron. * Measuring range: -50°c～ +70 °c; Measuring precision:+ /- 1 °c(-30°c～ +50°c)