Means for durability of the wiper blade and a method for detecting

The present invention discloses apparatus and durability of a method for detecting the wiper blade. Wherein the means for detecting the durability of the wiper blade may include: an optical sensor, the optical sensor includes a light emitting unit and a light receiving unit, the light emitting unit of infrared radiation to the windshield, the light receiving unit after receiving the said infrared reflective windshield, wherein the wiper blade may be positioned between the light emitting unit and a light receiving unit; and a controller, the controller of the light receiving unit is transmitted from the infrared receiver windshield reception amount and the reference quantity are compared to determine the replacement time of the wiper blade.