New 'dumb' phone has just been revealed - and it can only do four thingsThe Light Phone 2, which has been described at the "dumb phone", has just been revealed - and it can only so a few basic things. It's about the same size as a credit card and it's available in black and white. The website states:"The Light Phone 2 brings a few essential tools, like messaging and an alarm clock, so it's even easier to ditch your smartphone more often, or for good." It doesn't have any apps, which means it can't be used for Facebook, Instagram or any games, but it can make calls, sends and receives text, set an alarm and give basic directions. But people are hailing it as the first step towards breaking our mobile phone addiction, reports Business Insider.It's designed to have alongside a normal smart phone. The idea that you can leave your normal phone at home but still have a way of communicating with people if you really need to. The website state: "By allowing you to leave behind your smartphone, it encourages you to spend quality time doing the things you love the most, free of distraction. "We call this 'going light'.