Congratulations! You have found the best product for teaching electronics technology to HVAC, AUTOMOTIVE, ROBOTICS, DRONES, and STEM classes. This lab has been the gateway to many people entering the fields of science, physics, electronics and related fields.License: This is an introductory offer to print one copy of the lab manual. There are Price Lists enclosed to order complete labs and the parts necessary to complete all the experiments. Any questions, please call me at 805-295-1642The Mr