If you're in the market for a cheap but effective robot vacuum cleaner then look no further than the ECOVACS DEEBOT 500. This is a popular model due to its usual low price of $279.99 however it has now seen a drop for Amazon Prime Day which takes the price down by almost a third for Prime members. If you're not a Prime member yet you can sign up for a free Amazon Prime trial.
For just $169.99 the ECOVACS DEEBOT 500 is a great option to consider and especially considering it comes with many of the bells and whistles you'd expect from a more expensive solution. For example, you have the option of choosing from different modes to ensure a clean that's suitable to the situation, as well as the ability to control the unit from an app. In fact, you can even control the DEEBOT 500 by using just voice commands thanks to the included Amazon Alexa and Google Assistant voice support.
In addition, you can also expect many of the usual protections you would want from a robot vacuum cleaner, including anti-drop and anti-collision sensors, along with a durable and anti-scratch build quality in general. For less than $170, this is all the goodness and tech advancements offered by robot vacuum cleaners at a price more in line with standard vacuum cleaners.