Not every device needs a screen. The latest Anker 45-watt Nano charger, announced in January, which remains one of the smallest 45-watt chargers on the market, adds a full color screen displaying an animated character and a smattering of details about the device you're charging. Anker Nano 45W charger with display Anker Nano 45W charger with a built-in screen Where to Buy: $39.99 $29.98 at Amazon The display is occasionally useful if you like to keep tabs on how much power your device is drawing, but the screen feels more like a marketing gimmick than a feature most consumers will actually benefit from. But it's not the only upgrade that makes the charger worth considerin … Read the full story at The Verge. ...read more read less