The Aideaz portable charger not only has a battery with a big 20,000mAh capacity but also offers wireless charging. Owners can place compatible phones on top of the battery and charge them cable free. It also has two USB Type-C ports with Quick Charge support for a more conventional, and faster, phone charging experience. That means this portable battery can charge two wired phones and one wireless phone at the same time. The battery also has an LED indicator to let you know the exact charge percentage left in the battery.

Key details:
Capacity: 20,000mAh
Output: 2 x USB-C output ports (5~6V/3A, 6~9V/2A, 9~12V//1.5A), wireless charging
Dimensions: 170.2 x 61 x 22.9mm, 377grams
Current price: $39.99
via https://www.androidauthority.com/best-portable-chargers-409078/