How much does this cost to the nearest dollar?

roborock S7 MaxV Robot Vacuum and Sonic Mop, 5100Pa Suction, 3D Structured Light Obstacle Avoidance, Auto Lifting Mop, Ultrasonic Carpet Detection, Compatible with Alexa, Perfect for Pet Hair
Obstacle Avoidance ReactiveAI 2.0 Obstacle avoidance uses a camera for hazard recognition, with an LED for recognition in dark rooms for accurate obstacle recognition in day or night. Real-Time Video Call Video call to anywhere in your home through your robot. See who you are talking to, and hear them too. Powerful Suction with Precision Navigation Clean extra deeply with a maximum suction of 5100Pa in Max+ mode, and get maximum coverage with precision LiDAR navigation. Avoiding the Unknown Equipped with 3D Structured Light

Price is $540.00

Price: $539.99