2. Independent research and development Stable function: Compare with the traditional automatic leveling, it is compatible with more 3D printer platforms, more stable and cost-effective. 3. More durable mental probes: CR Touch is upgraded to a metal probe, which reduce wear and tear and greatly prolong its service life. 4. High-precision electromagnetic components+Photoelectric sensor: After the electromagnetic component is powered on, the probe is extended under suction. When the probe touches the printing platform, the photoelectric 5. sensor on the PCB board detects the contact signal, and the system records the current height of the platform. 6. Wide application strong compatibility: Compatible with PEI/Stickers/Glass/Metal and more printing platform materials. Color: Black Material: ABS+Metal Package Contents: 1 set of CR-Touch Automatic Leveling Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.