Build a robotic rover vehicle, surveillance stations, alarm centers and more! A camera records images, which can be transferred via USB or WiFi. Controller features a color touch display, micro SD card slot, receiver diode, integrated speaker, four motor outputs, eight digital inputs for sensors and four high-speed numerical inputs. Use the included software to program your own apps for controlling models from an Android device. Comprehensive instruction manual contains detailed directions, activity booklet and background information with teaching suggestions. Accu Set Rechargeable Battery and Charger is required and available separately.