# Events ## start_driver Starts the driver. ## handle_collision_detected(data) Gets triggered when the Sphero has data to send to the user, related to "collision". ##### Data - **data**- The returned data ## handle_power_notification(data) Gets triggered when the Sphero has data to send to the user, related to "power". ##### Data - **data**- The returned data ## handle_sensor_data(data) Gets triggered when the Sphero has data to send to the user, related to "sensor". ##### Data - **data**- The returned data