1、[Smart Leveler] This smart printer auto leveling sensor accurately measures and adjusts the distance between the base plate and the printer nozzle in an easy to use way. 2、[Automatic Precise Leveling] The sensor achieves automatic leveling through cooperation between the 3D touch device and firmware, provides high precise leveling through Hall effect control. 3、[Compact Structure]The leveler is compact and simple in structure and can be easily applied, bring user with better printing experience. 4、[Convenient to Use] The leveling sensor makes setting up printer base easier, allowing you to focus on realizing your inspiration, not just leveling. 5、[Applicable for] The bed leveling sensor kit is applicable for Ender 3 3S V2 for Ender 5 Pro for CR10 etc., can be used with any kind of backing material, such as glass, wood, metal.