Mainboard: ELF mini V3.0 Operating Voltage: 6-12V (18650 Lithium battery pack included) On-board Sensor: Light Sensor, Sound Sensor, IR External Electronics: Image Recognition Sensor, Compass Sensor, Gesture Sensor, RGB Ultrasonic sensor,4 digits Display, 4 LED Button, Slide Potentiometer,Temperature and Humidity Sensor, 1 to 4 RJ11 Module, RJ11 Adapter Communication: Bluetooth, IR, 2.4G(optional) Program Software: WeeeCode (Scratch 3.0), Arduino IDE.