This little robot window-cleaner is the best labor-saving device I've ever used, and it's going cheap at Amazon right now

<p>Cat is TechRadar's Homes Editor, covering smart home tech, kitchen appliances, vacuums, haircare and more. She's been a tech journalist for 15 years, having worked on print magazines including PC Plus and PC Format, and is a<a href="https://sca.coffee/"> <u>Speciality Coffee Association</u></a> (SCA) certified barista. Whether you want to invest in some smart lights, find your ideal hair styler, or pick the espresso machine of your dreams, she's the right person to help.</p>