9 nifty smart-home upgrades under £45 in the Prime Day sales

Amazon Prime Day has arrived, and if you're putting together or upgrading your smart-home setup, it's an excellent opportunity to pick up some nifty upgrades at discounted prices. All of the gadgets below have had a major price-drop — with more than 50% off in some cases — and are well worth checking out.

Of course, Amazon's own smart-home devices, and those from Amazon-owned brands, are all included. That means a wide variety of Ring doorbells, Fire TV sticks, Echo…