Features: new and high quality V1.0 Highly speed auto bed leveling Tool. adopts inductive leveling technology. Use Highly frequency magnetic field to induced current in a conductors, and completes precise leveling by measuring the intensity of current. V1.0 Highly speed leveling Tool adopts main control chip, precisions of 0.0005mm, for large size Printers friendly, easily achieve Highly precisions leveling. V1.0 auto bed leveling with the temperature compensation function, unaffected by temperature fluctuations. Integrates with Temperature compensation feature to boost leveling precisions and avoid temperature drift. Auto bed leveling Tool with case effectively external metal interferences while reserving space. It is easy installation and not require measurement, which improves the user and ensures detection accuracy. Specifications: Material:Plastic Size:Approx.18.09x18.3x33.79mm/0.71x0.72x1.33inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item. Package includes: 1Pc Auto Bed Leveling Tool