goobay 53934 20000 mAh Outdoor Power Bank with Solar Panel & Quick Charge Function/External Battery with Quick Charge Mode/Power Bank for Smartphone & Tablet/Powerpack with 2 USB-A QC 3.0 Ports, Black: Amazon.de:
GOOBAY 53939: Powerbank, Li-Po, 20000 mAh, USB-C at reichelt elektronik