...
| Sound (Buzzer or Loudspeaker) | Movement (Motor, Solenoid, Servo) | Light (LED, neopixel, lightbulb) | Tactile (vibration motor, haptuatoractuator, Peltier) | Graphic Display (OLED, LCD, 7 segments) | |
| Sound | |||||
| Movement (distance, motion, gesture, gyro) | |||||
| Atmospheric (Temperature, humidity or air quality or pressure) | |||||
Bio-sensor (Pulse, GSR, EMG) | |||||
| Light (colour, luminance) | |||||
| Touch (buttons, pressure, capacitance) |
...