Now the weather is getting colder, you may have noticed indoor condensation creeping in, making your windows less transparent and annoyingly wet.
To combat this, and avoid the dreaded smears on glass from traditional cloths or glass cleaners, there's one gadget you may want to try: the Kärcher WV 1 Window Vac.
It's not only an Amazon best-seller, but is also currently on sale – reduced from £42.99 to £35.
If you're unsure how this yellow device can make a difference compared to your usual cleaning methods, keep reading to find out everything you need to know about this nifty gadget.
Why we rate it
This window vacuum is a quick and easy way to speed up the laborious task of cleaning glass, but can also do a stellar job at suctioning up condensation and getting rid of dirt on tiles, worktops and mirrors too.
Best of all, it's cordless and lightweight, so you can use it around the house or in the car to keep surfaces clean with a streak-free finish.
Designed with a rechargeable lithium-ion battery, it can clean up to 70m² on a single charge and has a run time of 25 minutes.
When you're finished cleaning, keep your device hygienic by simply opening the tank and pouring the contents down the sink.
What the reviews say
On Amazon the Kärcher WV 1 Window Vac has over 11,000 reviews, 69% of which are five-star ratings.
Shoppers have described it as "handy and convenient", outperforming typical manual cleaning methods, such as using a towel to get rid of condensation on windows.
In fact, many shoppers said the device "is a must" if you have issues with condensation, mentioning the charge could last them several days.
Another praised its ability to clean "in a fraction of the time," and loved how efficient and cost-effective it is.
Want one for yourself? Add to your basket ASAP while it's currently on offer.