COSTING
DESCRIPTION                   QTY                     UNIT $                 TOTAL
Tamiya twin gearbox            1                           $9.95                  $9.95
Wheels                                  3                           $6.50                  $6.50
Voltage regulator                  1                           $1.20                  $1.20
Battery holder                       1                           $5.40                  $5.40
Resistor                                 10                         $3.00                  $3.00
Capacitor                               5                           $3.80                 $3.80
Picaxe starter pack                 1                          $76.00               $76.00
IR sensor                                3                           $56.00              $70.00
TOTAL                                                                                          $185.00