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● This is an auto leveling sensor for 3D printers based on open-source
● Simple, smart, high-precision, it could work with any kinds of bed materials, such as glasses, woods, metals and so on
● It can be operated in the following conditions: one I / O for control ( PWM or software PWM ), One I / O for Zmin( Z Probe ), GND and + 5V power
● Additional power supply will be needed in case your board does not supply enough amperage
● Electronic devices can be damaged or even destroyed if connected to wrongpolarity ( wrong terminal connect to 5V ( + ) and GND ( - ) )
● Pulling / pushing hard on the push-pin can damage 3DTouch and make it less accurate
● Fix push-pin with locking paint after reassembling or adjusting core
● Do not remove or deform elastic material attached on the push-pin