NCW 3-75 C Reversible Color Change Temperature Measurement Patch for RC BatteryDescription:NCW series reversible color temperature patch has a unique color temperature display、digital display and change color reversibly function.With its own self-adhesive、applied to the connecting portion of indoor substation bus、it can also be attached to the device terminals and bus connections and isolation switch contacts. Attached to the shell transformers、 motors、 capacitors and other electrical equipment can monitor the temperature of the bus connections and electrical equipment housing.Once the temperature monitoring portion temperature reaches or exceeds the rated temperature、the paper's color  will change from black to red、and the paper will display the overtemperature、which will help you to find out the hidden fault and prevent the accident.After cooling down、the temperature patch will immediately resume the original color、 the patch can continue to use.Specification:Item Name: Temperature Measurement PatchColor Change: Black !#!amp!*!rarr; Red (when temperature reaches or exceeds 75\u2103)、Red !#!amp!*!rarr; Black (when temperature cooling down)Error: 2\u2103Dimension: 25!#!amp!*!times;40mmUsage: Can directly paste the patch on the bus connector、knife gate、transformer housing and other parts that needs to monitor the temperature.Features:Single temperature、medium size、can display over temperature.Anti-fouling、 waterproof、with protective film.With reversible function.Package Included:1 set x Temperature Measurement Patch