Is this Promate power bank worth the price?

This is a solid choice if you want a 10000mAh portable charger with built-in dual connectors. It includes 20W USB-C in/out and a built-in 20W Lightning foldable connector, so you can charge without hunting for cables. The LED display adds convenience for quick battery checks. Since it is open box, you may get it at a better value than a new unit.

How much charge capacity does it have?

It has a 10000mAh battery capacity. That capacity is designed for on-the-go phone top-ups during daily use or travel. For exact number-of-charges, usage varies by device and charging conditions, so the listing does not provide those details.

Does the USB-C support fast charging?

Yes. The power bank is listed with built-in 20W USB-C in/out foldable connector support. That means you can use USB-C for both charging the power bank and charging your device (depending on your setup).

Is the Lightning connector also 20W?

Yes. The built-in Lightning foldable connector is listed as 20W. This is meant to provide fast charging when you use the Lightning connector for compatible devices.

Will this work for iPhone charging?

Yes, if your iPhone uses a Lightning connector. This model includes a built-in 20W foldable Lightning connector, making it convenient for charging without an extra cable. For other phone types that use different ports, use the USB-C connector instead.

Can I charge the power bank with USB-C?

Yes, it has a built-in 20W USB-C in/out foldable connector, which indicates USB-C charging support. You can charge the power bank using USB-C, then use the connectors to charge your device when you need power.