Quantity   Component name
1 × Arduino Uno The main controller for the project
1 × Adafruit Ultimate GPS For determining location
1 × Magnetomoter MAG3110 To determine where north is relative to you
1 × Accelerometer ADXL345 To determine which way is down and therefore allow use of the system in any orientation
8 × Vibration Motors To provide the feedback to the user
1 × A Belt To put all the motors on
1 × A box to hold it all This attaches to the belt and holds all of the components together
1 × Arduino proto shield Just to make all the wiring a little bit easier
1 × A suitable battery pack We used 8 AA batteries, they will last for a while in this project.