Based on this product's specifications, here are some alternatives and similar models
Power bank Nitecore 907003 Lithium Polymer 30000 mAh Black, 2x USB-A + 1x USB-C, 2.1 A output
Summary description:
Nitecore 907003 is a portable power bank with a 30000 mAh Lithium Polymer (LiPo) battery and Quick Charge support. It provides two USB Type-A outputs and one USB Type-C port with a maximum output current of 2.1 A, allowing simultaneous charging of up to two devices. Universal compatibility makes it suitable for smartphones, tablets and other USB-powered devices.