+ Very compact and lets you connect to any USB power adapter. - It's just so small that not all devices perfectly fit it. The Lumia 1520 tilts from the charging cradle, because the charging coil is not mounted exactly in the middle of this mobile phone. Alternatively: pocketing loading disc in a piece of furniture or tinkering itself a charging pad. - At the Lumia 1020 Cover charge I managed to load not (the outstanding lens blocks the proper positioning on the loading disk)