Sensors
Distance (3 ultrasonic sensors);
Proximity and light (6 infrared sensors);
Encoders (4096 pulses per revolution);
IMU (9-axis);
Magnetometer;
Gas sensor ready;
Color;
Temperature;
Humidity;
Barometer;
Microphone (3).
Energy
Inductive charging;
Energy monitoring;
Energy management;
Supercapacitors;
Solar panel;
MPPT;
Lithium battery;
Spring pins charging;
USB charging.
Communications and data storage
RF communication;
IR communication;
EEPROM (256 kbit);
MicroSD card;
USB;
Buzzer;
2 RGB LEDs and 2 white LEDs;
I2C;
SPI.