Links marked with a symbol or green underline are affiliate links.If a purchase is made, we receive a commission - at no additional cost to you!More info.Small solar power systems can even be installed on the rented balcony.Photo: Jörg Sutter/engfe.de/dpa-tmnSuch solar cells convert solar energy into electricity.Photo: Hendrik Schmidt/dpa-Zentralbild/dpa-tmnUsed, almost like new: Re-Store is the trend of the yearPhone case dirty?So it will be like new againSorting the channel list on LG televisions: this is how it worksWash and dry down jackets properly: Prevents warm feathers from clumping togetherView pictures from the tablet on the TV: These are your optionsKing vs Emperor: What's the Difference?Save in the supermarket: practical coupon list for your smartphoneSave WhatsApp Status?This is how it works on Android and iOSThis is how low the inhibition threshold sinks: these 10 disgusting things do couples secretlyAlways dirty dishes?This dishwasher error costs moneyScreen broken?This is how data recovery works without an image