ScienceIt's a Solarbox, actually…To play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScienceAnja Kueppers03/09/2015March 9, 2015A red phone box in London has had a make-over. It's now a green Solarbox: a free-to-use, solar-powered charging station for mobile phones and other devices.https://p.dw.com/p/1Enm3Advertisement Report: Anja Kueppers, London