Withings has introduced a new set of wireless bathroom scales to spare us sedentary geeks the effort of recording our weekly weigh-ins. The updated set includes Position Control technology, which we assume means it tells you to stand up straight and suck your belly in while it's sending your details to the internet. All you need is a smartphone or tablet that can use its new Health Companion App. which came out earlier this month. It arrives in Europe at the end of September, and equipping yours