Quantity   Component name
1 × Helmet - Cascade S Most up-to-date lacrosse helmet available.
1 × Cameron Sino Ni-MH 3.60V 700mAh Phone Battery Rechargeable battery that can power the electronics, and not blow up upon impact.
2 × Adafruit BNO055 Absolute Orientation Sensor IMU with linear accelerometers to be used to calculate the impact force
1 × Adafruit Bluefruit LE Micro - Bluetooth Low Energy Bluetooth capable micro-controller