Line Tracking Robot Mouse DIY Robotics Soldering Kit, Uses Photo Interrupters as Eyes, Sound-Activated (21-880) A calibrated dial provides frequency

A calibrated dial provides frequency accuracy within 5%

Kit includes six 100 foot spools of 26 gauge stranded tin-plated copper wire with PVC insulation

Includes 9V battery

6" CRT display with an internal 8 x 10 division grid for viewing waveforms

with the nib sponges placed in a shallow container

Line Tracking Robot Mouse DIY Robotics Soldering Kit, Uses Photo Interrupters as Eyes, Sound-Activated (21-880) A calibrated dial provides frequencyThis fun and educational DIY soldering kit includes all the parts and instructions needed to build your own line tracking robot mouse! NOTE: Assembly with a soldering iron is required. Solder and soldering iron are not included. Once assembled, the mouse will follow a black line that is drawn on white paper create your own road layout using black electrical tape or a black marker! The Robot Mouse uses 3 photo interrupters as eyes that distinguish