Models Amazon Perfboard 3 93 0 Radio Shack Small Buzzer 3 144 0 Adafruit ADS1115 16bit ADC 5 295 1 Sparkfun ADXL377 Accelerometer 1 61 0 Adafruit Micro SD Breakout Board 7 333 2 Adafruit BMP280 Sensor 2 286 0