Mousies have many different parts.
1. Power Switch: Turns on/off the robot and selects from eight different modes
2. Downward Infrared Sensor: Recognizes the color of the floor and the physical state of being lifted from the floor
3. Tail: Balances the robot
4. Wheel: Makes movements
5. Forward Infrared Sensor: Recognizes objects standing forward
6. Sensor Shield: Protects and dims the infrared sensor
7. Nose LED: Blinks when robot moves, plays games and download programs from the website
8. Microphone: Recognizes handclap and other sounds
9. Speaker: Sings and makes sounds
10. Battery Case Release: Releases the battery case cover