Amazon has the Roborock S4 Robot Vacuum with 2000Pa Strong Suction in $309.99 when you clip the $20.00 on-page coupon with free shipping.
Product Features:
- A high-precision laser navigation system scans your room at 300RPM.
- Comprehensive Roborock app control.
- Intense 2000pa Suction.
- Supersized 5200mAh LiPo battery, good for over 150 minutes of non-stop cleaning.