Quantity   Component name
1 × ATTINY85 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontroller
1 × MPU6050 3-axis Gyroscope, 3-axis Accelerometer and Digital Motion Processor
1 × Vibration sensor/motor
1 × 3.7V Small Rechargable Battery
1 × TP4056 Li-ion lithium Battery Charging Module
1 × Tectile Switch
1 × Digispark attiny85 (for testing only) Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontroller
2 × LED (for testing only) Fiber Optics / Emitters
1 × 3D Printer (optional) To print the encloser for the device