Technical requirements
For this chapter, you require the following:
- The robot with the Raspberry Pi built in the previous chapters
 - Screwdrivers—small Phillips
 - Small pliers or a set of miniature spanners
 - Nylon bolts and standoffs kit—2.5 mm
 - A two-axis mini pan-tilt micro servo kit
 - Two micro SG90/9g or MG90s servo motors, with their hardware and servo horns. The pan-tilt kit may already include the following:
 - Cutting pliers or side cutters
 - Safety goggles
 
The code for this chapter is available at https://github.com/PacktPublishing/Learn-Robotics-Programming-Second-Edition/blob/master/chapter10/.
Check out the following video to see the Code in Action: https://bit.ly/2LKh92g.