Obstacle detection with six ultrasonic sensors, one bumper sensor, and one LiDAR sensor (2D). Up to 200 minutes of continuous operation using two 18V LXT 5.0 Ah batteries. Items included: Two 18V (5.0 Ah) Li-Ion battery BL1850B, Dual port rapid charger, battery cover, remote controller, side brushes, main brushes, HEPA filter, bottom plate.