... sensors, light sensors, touch sensors, digital joystick SF-DFR0166 Accessory Demo Shield compatible with google ADK, with relays, temperature sensors, ... sensors, touch sensors, digital joystick, RGB three-color lightsAccessory Demo Shield of Google to create Google ADK accessories compatible DFRduino ... and Arduino MEGA ADK and the Arduino MEGA.Accessory Demo Shield at the same time equipped with a 2- ...