Today only, BuyDig offers the iRobot Braava Jet 240 App-Controlled Mopping Robot in White for $158. Plus, coupon code "MOM2DAY" bags free 2-day shipping. That's the lowest price we could find by $11, excluding the below mentions. It's designed to wet mop, damp sweep, or dry sweep hard floors, including hardwood, tile, and stone. Features include Bluetooth, drop-off detection, carpet sensors, a virtual wall mode, auto-shutoff, control via the iRobot Home app, rechargeable Li-ion battery, and wall charger.

A close price: Zake via Walmart offers it for $158.99 with free shipping, and ClaimThis via eBay charges $159.99 with free shipping.