It is applied to the Creality 3D CR-10V2 3D Printer. ADVANTAGE:Aims to make it easier to leveling the hot bed, precisely measuring the tilt of Bed surface and making every print have the perfect first layer, without the worrying about the bed leveling. High precision: The repeat-ability of BLTouch standard deviation is about 0.005mm, meanwhile high intelligent, self-test and alarm.