Amazon has the Mophie 20,000mAh Powerstation Fast 3-Port 45W USB-C Power Bank model no. PS-2025-20K, in black for $34.99 (regularly $59.95) for a limited time. Shipping is Free for Prime Members or pad your order to $35 or more and score Free Super Saver Shipping. Simple Cell Inc through Walmart also has the same deal for for a limited time.

Mophie Powerstation features a 20,000mAh capacity, USB-C PD 45W output, anodized aluminum body with soft-touch silicone end caps, LED indicator lights display remaining battery power at a glance, and a versatile USB-C port lets you charge or recharge the power bank efficiently.