This is my experience with the K40 from OMTech, your experience might be different.

Any action you take upon the information in my YouTube videos or related schematics/stl/source code/additional content is strictly at your own risk and I will not be liable for losses, damages, or injuries in connection to the use of the videos or the recreation of the projects in the videos. I am NOT a professional Electrical Engineer, nor am I licensed as an EE.