CobraTag

Don’t wait until you’ve bought another $350 car key or replaced a lost phone to invest in this handy little dingdong. Attach the 2-way Bluetooth tracker to your keys, briefcase, bag, even your kid and you’ll never lose ’em. A free app lets you call the beacon on your keys and since its 2-way you can locate your phone from your keyring with a simple tap. Brainless, perfect.