First, you should understand the underlying tech: lithium-ion (Li-ion) batteries, which are widely used in consumer electronics, including smartphones, laptops, and, you guessed it, robot vacuums.

Roomba's newest 2-in-1 robot vacuum provides strong cleaning performance and smart features that punch well above the weight of its meager $275 price tag. Here's how it stacks up to the best cheap ...

The Mi Robot Vacuum-Mop P is powered by a 2100Pa suction motor coupled with 3200mAh battery. The app is equipped with features like real-time mapping, Zoned cleaning, spot cleaning and scheduling.

Superseding the Roomba 694, iRobot claims the new $275 Roomba Combo Essential vacuum and mop model offers 20x more suction power than its predecessor and increases estimated battery life from 90 ...

Only available in black, the Xiaomi Robot Vacuum Mop 2 Pro costs Rs. 25999 (~$325). Pre-orders may be made starting today at the Mi India website , and shipping will commence on July 23. RELATED: ...