Arduino Table Edge Avoidance Robot

Arduino Table Edge Avoidance Robot Parts Used :
1) Arduino UnolEXS
2) L293D Motor Driver
3) TT Gear Motor and wheels
4) Rubber Wheels and TT Gear motor
5) HC05 Bluetooth Module
6) IR Sensor –
7) 18650 Battery –
8) 18650 Battery Holder –
9) Acrylic Sheet –
10)Arduino Table Edge Avoidance Robot DC Switch –