... The USB-C socket of the powerbank can also be used to charge other devices at the same time. As with Anker, the otherwise good adhesive force did not reach through a normal cover, but charging was not prevented. Soft plastic completely encases the FS400, four LEDs provide information about the charging status.

Xtorm clearly undercuts Apple in price and stands out from the test field with its appealing design and high-quality material appearance. Capacity (5,000 mAh) and charging power (7.5 watts) correspond to the performance data of most competitors, and you can charge other devices as well as the powerbank itself via the sole USB-C port...