Both me and my brother in law have this one and it work really well. The usb c works with the rapid charge ony 5x and the quick charge port works with my wife's note 5

Vinsic 20000mAh Power Bank, Ultra Slim External Battery Pack Backup Portable Charger with Qucik Charger, Type C, Smart USB Outputs for All Smartphones https://www.amazon.com/dp/B01M0J5N37/ref=cm_sw_r_cp_apa_xzKoybXTJ9M3J