GearBest offers the Haier XShuai T370 WiFi Robot Mop and Vacuum Cleaner for $115.99. Coupon code "GBXSH01" cuts it to $99.99. With free shipping, that's $60 below our December mention and the lowest price we could find now by $60. This self-charging vacuum features three cleaning modes, HEPA filter, built-in WiFi, voice control via Alexa and Siri, remote control via mobile app, and up to 90 minutes of cleaning per charge. Deal ends August 31.